United States USD
Australia AUD

Hydro Flask

Filter By Clear All

Filters

No filters currently selected

Clear All

Size

Apply Filters

Quick View

Hydro Flask 21oz

$38.00

Quick View

Hydro Flask 16oz

$28.00

Quick View

Hydro Flask 21oz

$38.00

A valid Klaviyo List ID is required for this section. Please go to General Settings -> Mailing List in the theme editor to add this information

Slim
Classic

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	28"	41"	8"
S	28.5"	41.5"	8.5"
M	29"	42"	9"
L	29.5"	44"	9.5"
XL	30.25"	47"	10.25"
XXL	31"	50"	11"

Size	Body Length	Chest	Sleeve Length
XS	71	104	20
S	72	105	22
M	74	107	23
L	75	112	24
XL	77	119	26
XXL	79	127	28

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	28.5"	39"	8"
S	29"	41"	8.5"
M	29.5"	43"	9"
L	30"	45"	9.5"
XL	30.75"	48"	10.25"
XXL	31.5"	51"	11"

Size	Body Length	Chest	Sleeve Length
XS	72	99	20
S	74	104	22
M	75	109	23
L	76	114	24
XL	78	122	26
XXL	79	129	28

Don't Know Your Size?

We've got some tips for finding the right fit.

Here's What's Up:

Measure your favorite shirt. Use that one piece of clothing that fits perfect.
Measure twice, buy once. Double check the measurements of those clothes and compare them to the stats in our size chart.

Hit up customercare@outerknown.com with any questions.

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	28"	41"	25"
S	28.5"	41.5"	25.5"
M	29"	42"	26"
L	29.5"	44"	26.5"
XL	30.25"	47"	27.25"
XXL	31"	50"	28"

Size	Body Length	Chest	Sleeve Length
XS	71	104	63
S	72	105	64
M	74	107	66
L	75	112	67
XL	77	119	69
XXL	79	127	71

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	28.5"	39"	25"
S	29"	41"	25.5"
M	29.5"	43"	26"
L	30"	45"	26.5"
XL	30.75"	48"	27.25"
XXL	31.5"	51"	28"

Size	Body Length	Chest	Sleeve Length
XS	72	99	64
S	74	104	65
M	75	109	66
L	76	114	67
XL	78	122	69
XXL	80	129	71

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	28.5"	40"	24.75"
S	29"	42"	25.25"
M	29.5"	44"	25.75"
L	30"	46"	26.25"
XL	30.75"	49"	27"
XXL	31.5"	52"	27.75"

Size	Body Length	Chest	Sleeve Length
XS	72	102	63
S	74	107	64
M	75	112	65
L	76	117	67
XL	78	124	69
XXL	80	132	70

Don't Know Your Size?

We've got some tips for finding the right fit.

Here's What's Up:

Measure your favorite shirt. Use that one piece of clothing that fits perfect.
Measure twice, buy once. Double check the measurements of those clothes and compare them to the stats in our size chart.

Hit up customercare@outerknown.com with any questions.

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	27"	35.5"	7"
S	27.5"	37.5"	7.5"
M	28"	39.5"	8"
L	28.5"	41.5"	8.5"
XL	29.25"	44.5"	9.25"
XXL	29.75"	46.5"	9.75"

Size	Body Length	Chest	Sleeve Length
XS	69	90	18
S	70	95	19
M	71	100	20
L	72	105	22
XL	74	113	23
XXL	76	118	25

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	27"	37.5"	7"
S	27.5"	39.5"	7.5"
M	28"	41.5"	8"
L	28.5"	43.5"	8.5"
XL	29.25"	46.5"	9.25"
XXL	29.75"	48.5"	9.75"

Size	Body Length	Chest	Sleeve Length
XS	69	95	18
S	70	100	19
M	71	105	20
L	72	110	22
XL	74	118	23
XXL	76	123	25

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	26.5"	38.5"	7.25"
S	27"	40.5"	7.75"
M	27.5"	42.5"	8.25"
L	28"	44.5"	8.75"
XL	28.75"	47.5"	9.5"
XXL	29.25"	49.5"	10"

Size	Body Length	Chest	Sleeve Length
XS	67	98	18
S	69	103	20
M	70	108	21
L	71	113	22
XL	73	121	24
XXL	74	126	25

Don't Know Your Size?

We've got some tips for finding the right fit.

Here's What's Up:

Measure your favorite tee. Use that one piece of clothing that fits perfect.
Measure twice, buy once. Double check the measurements of those clothes and compare them to the stats in our size chart.

Hit up customercare@outerknown.com with any questions.

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	27"	35.5"	25"
S	27.5"	37.5"	25.5"
M	28"	39.5"	26"
L	28.5"	41.5"	26.5"
XL	29.25"	44.5"	27.25"
XXL	29.75"	46.5"	27.75"

Size	Body Length	Chest	Sleeve Length
XS	69	90	64
S	70	95	65
M	71	100	66
L	72	105	67
XL	74	113	69
XXL	76	118	70

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	27"	37.5"	25"
S	27.5"	39.5"	25.5"
M	28"	41.5"	26"
L	28.5"	43.5"	26.5"
XL	29.25"	46.5"	27.25"
XXL	29.75"	48.5"	27.75"

Size	Body Length	Chest	Sleeve Length
XS	69	95	64
S	70	100	65
M	71	105	66
L	72	110	67
XL	74	118	69
XXL	76	123	70

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	26.5"	38.5"	25"
S	27"	40.5"	25.5"
M	27.5"	42.5"	26"
L	28"	44.5"	26.5"
XL	28.75"	47.5"	27.25"
XXL	29.25"	49.5"	27.75"

Size	Body Length	Chest	Sleeve Length
XS	67	98	64
S	69	103	65
M	70	108	66
L	71	113	67
XL	73	121	69
XXL	74	126	70

Don't Know Your Size?

We've got some tips for finding the right fit.

Here's What's Up:

Measure your favorite tee. Use that one piece of clothing that fits perfect.
Measure twice, buy once. Double check the measurements of those clothes and compare them to the stats in our size chart.

Hit up customercare@outerknown.com with any questions.

Classic

Garment Measurements:

IN | CM

Size	Body Length	Chest	Sleeve Length
XS	25.5"	38.5"	24.5"
S	26"	40.5"	25"
M	26.5"	42.5"	25.5"
L	27"	44.5"	26"
XL	27.75"	47.5"	27"
XXL	28.5"	50.5"	27.75"

Size	Body Length	Chest	Sleeve Length
XS	65	98	62
S	66	103	64
M	67	108	65
L	69	113	66
XL	70	121	69
XXL	72	128	70

Don't Know Your Size?

We've got some tips for finding the right fit.

Here's What's Up:

Measure your favorite sweater. Use that one piece of clothing that fits perfect.
Measure twice, buy once. Double check the measurements of those clothes and compare them to the stats in our size chart.

Hit up customercare@outerknown.com with any questions.

Slim
Lightweight

Garment Measurements:

IN | CM

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	28.75"	16.25"	37.5"	24.5"
S	29.25"	16.75"	39.5"	25"
M	29.75"	17.25"	41.5"	25.5"
L	30.25"	17.75"	43.5"	26"
XL	31"	18.5"	46.5"	26.75"
XXL	31.5"	19"	48.5"	27.25"

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	73	41	95	62
S	74	43	100	64
M	76	44	105	65
L	77	45	110	66
XL	79	47	118	68
XXL	80	48	123	69

Garment Measurements:

IN | CM

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	27.5"	17.5"	40"	25"
S	28"	18"	42"	25.5"
M	28.5"	18.5"	44"	26"
L	29"	19"	46"	26.5"
XL	29.75"	19.75"	49"	27.25"
XXL	30.25"	20.25"	51"	27.75"

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	70	44	102	64
S	71	46	107	65
M	72	47	112	66
L	74	48	117	67
XL	76	50	124	69
XXL	77	51	130	70

Don't Know Your Size?

We've got some tips for finding the right fit.

Here's What's Up:

Measure your favorite outwear. Use that one piece of clothing that fits perfect.
Measure twice, buy once. Double check the measurements of those clothes and compare them to the stats in our size chart.

Hit up customercare@outerknown.com with any questions.

Garment Measurements:

IN | CM

Size	Alpha Size	Hip	Leg Opening
28	XS	37"	13"
29	XS	38"	13.25"
30	S	39"	13.5"
31	S	40"	13.75"
32	M	41"	14"
33	M	42"	14.25"
34	L	43"	14.5"
36	L	45"	14.75"
38	XL	47"	15"

Size	Alpha Size	Hip	Leg Opening
28	XS	94	33
29	XS	97	34
30	S	99	34
31	S	102	35
32	M	104	36
33	M	107	36
34	L	109	37
36	L	114	37
38	XL	119	38

Garment Measurements:

IN | CM

Size	Alpha Size	Hip	Leg Opening
28	XS	37.5"	15"
29	XS	38.5"	15.25"
30	S	39.5"	15.5"
31	S	40.5"	15.75"
32	M	41.5"	16"
33	M	42.5"	16.25"
34	L	43.5"	16.5"
36	L	45.5"	16.75"
38	XL	47.5"	17"

Size	Alpha Size	Hip	Leg Opening
28	XS	94	33
29	XS	97	34
30	S	99	34
31	S	102	35
32	M	104	36
33	M	107	36
34	L	109	37
36	L	114	37
38	XL	119	38

Garment Measurements:

IN | CM

Size	Waist	Hip	Leg Opening
S	31.5"	40.5"	14"
M	33.5"	42.5"	14.5"
L	35.5"	44.5"	15"
XL	38.5"	47.5"	15.5"
XXL	40.5"	49.5"	16"

Size	Waist	Hip	Leg Opening
S	80	103	36
M	85	108	37
L	90	113	38
XL	98	121	39

Garment Measurements:

IN | CM

Garment Measurements:

IN | CM

Size	Waist	Hip	Leg Opening
XS	28"	37"
S	30"	39"	11.5"
M	32"	41"	12"
L	34"	43"	12.5"
XL	37"	46"	13"
XXL	39"	49"	13.5"

Size	Waist	Hip	Leg Opening
XS	71	94	29
S	76	99	30
M	81	104	31
L	86	109	32
XL	94	117	34

Don't Know Your Size?

We've got some tips for finding the right fit.

Here's What's Up:

Measure your favorite sweatpant. Use that one piece of clothing that fits perfect.
Measure twice, buy once. Double check the measurements of those clothes and compare them to the stats in our size chart.

Hit up customercare@outerknown.com with any questions.

Garment Measurements:

IN | CM

Size	Waist	Hip
28	30"	37.5"
29	31"	38.5"
30	32"	39.5"
31	33"	40.5"
32	34"	41.5"
33	35"	42.5"
34	36"	43.5"
36	38"	45.5"
38	40"	47.5"

Size	Waist	Hip
28	76	95
29	79	98
30	81	100
31	84	103
32	86	105
33	89	108
34	91	110
36	97	116
38	102	121

Garment Measurements:

IN | CM

Size	Waist	Hip
S	31.5"	40.5"
M	33.5"	42.5"
L	35.5"	44.5"
XL	38.5"	47.5"
XXL	40.5"	49.5"

Size	Waist	Hip
S	80	103
M	85	108
L	90	113
XL	98	121

Garment Measurements:

IN | CM

Size	Waist	Hip
XS	28"	38"
S	30"	40"
M	32"	42"
L	34"	44"
XL	37"	47"
XXL	40"	50"

Size	Waist	Hip
XS	71	97
S	76	102
M	81	107
L	86	112
XL	94	119

Don't Know Your Size?

We've got some tips for finding the right fit.

Here's What's Up:

Measure your favorite sweatshort. Use that one piece of clothing that fits perfect.
Measure twice, buy once. Double check the measurements of those clothes and compare them to the stats in our size chart.

Hit up customercare@outerknown.com with any questions.

Fixed Waist
Elastic Waist

Garment Measurements:

IN | CM

Size	Waist	Hip
28	30"	37.5"
29	31"	38.5"
30	32"	39.5"
31	33"	40.5"
32	34"	41.5"
33	35"	42.5"
34	36"	43.5"
36	38"	45.5"
38	40"	47.5"

Size	Waist	Hip
28	76	95
29	79	98
30	81	100
31	84	103
32	86	105
33	89	108
34	91	110
36	97	116
38	102	121

Garment Measurements:

IN | CM

Size	Waist Measurement	Hip
S	31"	41.5"
M	33"	43.5"
L	35"	45.5"
XL	38"	48.5"
XXL	40"	51.5"

Size	Waist Measurement	Hip
S	79	105
M	84	110
L	89	116
XL	97	121

Don't Know Your Size?

We've got some tips for finding the right fit.

Here's What's Up:

Measure your favorite trunks. Use that one piece of clothing that fits perfect.
Measure twice, buy once. Double check the measurements of those clothes and compare them to the stats in our size chart.

Hit up customercare@outerknown.com with any questions.

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	73	41	95	62
S	74	43	100	64
M	76	44	105	65
L	77	45	110	66
XL	79	47	118	68
XXL	80	48	123	69

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	70	44	102	64
S	71	46	107	65
M	72	47	112	66
L	74	48	117	67
XL	76	50	124	69
XXL	77	51	130	70

Size	Alpha Size	Hip	Leg Opening
28	XS	94	33
29	XS	97	34
30	S	99	34
31	S	102	35
32	M	104	36
33	M	107	36
34	L	109	37
36	L	114	37
38	XL	119	38

Size	Alpha Size	Hip	Leg Opening
28	XS	94	33
29	XS	97	34
30	S	99	34
31	S	102	35
32	M	104	36
33	M	107	36
34	L	109	37
36	L	114	37
38	XL	119	38

Size	Waist	Hip
28	76	95
29	79	98
30	81	100
31	84	103
32	86	105
33	89	108
34	91	110
36	97	116
38	102	121

Size	Waist	Hip
28	76	95
29	79	98
30	81	100
31	84	103
32	86	105
33	89	108
34	91	110
36	97	116
38	102	121

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	73	41	95	62
S	74	43	100	64
M	76	44	105	65
L	77	45	110	66
XL	79	47	118	68
XXL	80	48	123	69

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	70	44	102	64
S	71	46	107	65
M	72	47	112	66
L	74	48	117	67
XL	76	50	124	69
XXL	77	51	130	70

Size	Alpha Size	Hip	Leg Opening
28	XS	94	33
29	XS	97	34
30	S	99	34
31	S	102	35
32	M	104	36
33	M	107	36
34	L	109	37
36	L	114	37
38	XL	119	38

Size	Alpha Size	Hip	Leg Opening
28	XS	94	33
29	XS	97	34
30	S	99	34
31	S	102	35
32	M	104	36
33	M	107	36
34	L	109	37
36	L	114	37
38	XL	119	38

Size	Waist	Hip
28	76	95
29	79	98
30	81	100
31	84	103
32	86	105
33	89	108
34	91	110
36	97	116
38	102	121

Size	Waist	Hip
28	76	95
29	79	98
30	81	100
31	84	103
32	86	105
33	89	108
34	91	110
36	97	116
38	102	121

Select Your Country

Hydro Flask

Size

Filters

Size

Hydro Flask 21oz

Hydro Flask 16oz

Hydro Flask 21oz

SIGN UP & GET 15% OFF YOUR FIRST ORDER

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Garment Measurements:

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	73	41	95	62
S	74	43	100	64
M	76	44	105	65
L	77	45	110	66
XL	79	47	118	68
XXL	80	48	123	69

Size	Body Length	Shoulder	Chest	Sleeve Length
XS	70	44	102	64
S	71	46	107	65
M	72	47	112	66
L	74	48	117	67
XL	76	50	124	69
XXL	77	51	130	70

Size	Alpha Size	Hip	Leg Opening
28	XS	94	33
29	XS	97	34
30	S	99	34
31	S	102	35
32	M	104	36
33	M	107	36
34	L	109	37
36	L	114	37
38	XL	119	38

Size	Alpha Size	Hip	Leg Opening
28	XS	94	33
29	XS	97	34
30	S	99	34
31	S	102	35
32	M	104	36
33	M	107	36
34	L	109	37
36	L	114	37
38	XL	119	38

Size	Waist	Hip
28	76	95
29	79	98
30	81	100
31	84	103
32	86	105
33	89	108
34	91	110
36	97	116
38	102	121

Size	Waist	Hip
28	76	95
29	79	98
30	81	100
31	84	103
32	86	105
33	89	108
34	91	110
36	97	116
38	102	121