Compression socks - Men

Unit of measurement Size
INT. S M L XL
EU 34/37 38/41 42/45 46/49
US 3/5,5 6/8,5 9/11,5 12/14,5
UK 2/4,5 5/7,5 8/10,5 11/13,5
Wadenumfang (cm) - regular 28/36,5 cm 32/41,5 cm 37/45,5 cm 41/58 cm

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Compression socks - Women

Unit of measurement Size
INT. S M L XL
EU 34/37 38/41 42/45 46/49
US 4/6,5 7/9,5 10/12,5 13+
UK 2/4,5 5/7,5 8/10,5 11+
Wadenumfang (cm) - regular 28/36,5 cm 32/41,5 cm 37/45,5 cm 41/58 cm

Did you find the right size? View Women Compression socks now in the Smartwool online shop!

Gloves -

Unit of measurement Size
INT. XS S M L XL
Hand circumference (cm) 15/16,5 cm 18/19 cm 20/21,5 cm 23/24 cm 25/27 cm

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Headgear - Kids

Unit of measurement Size
INT. S/M L/XL
Head circumference (cm) 52/54 cm 54,5/58 cm

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Headgear - Kids (Babies)

Unit of measurement Size
Age 0/6M 06/12M 12/24M 2/3Y
Head circumference (cm) 36/43 cm 43/46 cm 46/49 cm 49/51 cm

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Headgear -

Unit of measurement Size
INT. uni
Head circumference (cm) 55/60 cm

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Leggings - Kids

Unit of measurement Size
INT. XXS XS S M L XL
Age 2/3 4/5 6/8 9/10 11/12 13/14
Weight (kg) 14-19 kg 19-22 kg 22-27 kg 27-34 kg 34-40,5 kg 40,5-45 kg
Height (cm) 89/104 cm 106,5/122 cm 122/137 cm 137/145 cm 145/152,5 cm 152,5/157,5 cm
Waist (cm) 50/55 cm 56/57 cm 58,5/61 cm 62/63,5 cm 65/66 cm 67,5/71 cm

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Leggings -

Unit of measurement Size
INT. S M L
Weight (kg) 45,5/59 kg 54,5/68 kg 63,5/77 kg
Height (cm) 152,5/162,5 cm 162,5/172,5 cm 167,5/178 cm

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Outerwear - Kids

Unit of measurement Size
INT. XXS XS S M L XL
EU 98/104 110/116 122/128 140 146/152 158
Age 2/3 4/5 6/8 9/10 11/12 13/14
Weight (kg) 14-19 kg 19-22 kg 22-27 kg 27-34 kg 34-40,5 kg 40,5-45 kg
Height (cm) 89/104 cm 106,5/122 cm 122/137 cm 137/145 cm 145/152,5 cm 152,5/157,5 cm
Chest (cm) 57/60 cm 61/63,5 cm 65/66 cm 68,5/71 cm 72,5/76 cm 77,5/81,5 cm
Waist (cm) 50/55 cm 56/57 cm 58,5/61 cm 62/63,5 cm 65/66 cm 67,5/71 cm

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Outerwear - Men

Unit of measurement Size
INT. S M L XL XXL
Arm length (cm) 68,5-81,5 cm 81,5-84 cm 84-86,5 cm 86,5-89 cm 89-91,5 cm
Chest (cm) 91,5-96,5 cm 99-104 cm 106,5-112 cm 114,5-122 cm 124,5-129,5 cm
Waist (cm) 73,5-78,5 cm 81,5-86,5 cm 89-94 cm 96,5-101,5 cm 104-112 cm
Hips (cm) 89-96,5 cm 99-104 cm 106,5-112 cm 114,5-122 cm 124,5-129,5 cm

Did you find the right size? View Men Long & short sleeve shirts | Outdoor vests & gilets | Dresses & skirts | Outdoor jackets | Base layers | Jumpers & hoodies now in the Smartwool online shop!

Outerwear -

Unit of measurement Size
INT. XXS XS S M L XL XXL
Arm length (cm) 76-78,5 78,5-81,5 78,5-81,5 81,5-84 84-86,5 86,5-89 89-91,5
Chest (cm) 81,5-84 84-89 91,5-96,5 99-104 106,5-112 114,5-122 124,5-129,5
Waist (cm) 61-63,5 66-71 73,5-78,5 81,5-86,5 89-94 96,5-101,5 104-112
Hips (cm) 78,5-81,5 84-89 91,5-96,5 99-104 106,5-112 114,5-122 124,5-129,5

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Outerwear - Women

Unit of measurement Size
INT. XS S M L XL 1X 2X 3X 4X
UK 2 4/6 8/10 12/14 16 18 20/22 24/26 28/30
Arm length (cm) 68,5-71 cm 71-73,5 cm 73,5-76 cm 76-78,5 cm 78,5-81,5 cm 78,5 cm 78,5 cm 78,5 cm 84 cm
Chest (cm) 81,5-84 cm 86,5-89 cm 91,5-96,5 cm 99-104 cm 104-112 cm 109-114,5 cm 119,5-124,5 cm 129,5-134,5 cm 139,5-145 cm
Waist (cm) 61-63,5 cm 66-68,5 cm 71-76 cm 78,5-86,5 cm 89-96,5 cm 99-104 cm 109-117 cm 119,5-127 cm 132-139,5 cm
Hips (cm) 81-91,5 cm 94-96,5 cm 99-101,5 cm 104-109 cm 112-119,5 cm 114,5-119,5 cm 124,5-129,5 cm 134,5-139,5 cm 145-150 cm

Did you find the right size? View Women Long & short sleeve shirts | Outdoor vests & gilets | Dresses & skirts | Outdoor jackets | Base layers | Jumpers & hoodies now in the Smartwool online shop!

Socks - Kids

Unit of measurement Size
INT. XS S M L
EU 22/25 26/28 29/32 33/36
US 6/8,5K 9/11,5K 12K/2,5 3/6
UK 5/7,5K 8/10,5K 11/13,5K 1/4,5

Did you find the right size? View Kids Merino socks | Outdoor socks now in the Smartwool online shop!

Socks - Men

Unit of measurement Size
INT. S M L XL
EU 34/37 38/41 42/45 46/49
US 3/5,5 6/8,5 9/11,5 12/14,5
UK 2/4,5 5/7,5 8/10,5 11/13,5

Did you find the right size? View Men Cycling socks | Merino socks | Outdoor socks now in the Smartwool online shop!

Socks - Women

Unit of measurement Size
INT. S M L XL
EU 34/37 38/41 42/45 46/49
US 4/6,5 7/9,5 10/12,5 13+
UK 2/4,5 5/7,5 8/10,5 11+

Did you find the right size? View Women Cycling socks | Merino socks | Outdoor socks now in the Smartwool online shop!

Trousers - Kids

Unit of measurement Size
INT. XS S M L XL
Age 4/5 6/8 9/10 11/12 13/14
Weight (kg) 19/22 kg 22/27 kg 27/34 kg 34/40,5 kg 40,5/45 kg
Height (cm) 106,5/122 cm 122/137 cm 137/145 cm 145/152,5 cm 152,5/157,5 cm
Waist (cm) 56/57 cm 58,5/61 cm 62/63,5 cm 65/66 cm 67,5/71 cm
Inside leg (cm) - regular 73,5/78,5 cm 78,5/81,5 cm 81,5/84 cm 84/86,5 cm 86,5/89 cm

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Trousers - Men

Unit of measurement Size
INT. S M L XL XXL
Waist (cm) 73,5/78,5 cm 81,5/86,5 cm 89/94 cm 96,5/101,5 cm 104/112 cm
Hips (cm) 89/96,5 cm 99/104 cm 106,5/122 cm 114,5/122 cm 124,5/129,5 cm
Inside leg (cm) - regular 73,5/78,5 cm 78,5/81,5 cm 81,5/84 cm 84/86,5 cm 86,5/89 cm

Did you find the right size? View Men Outdoor trousers now in the Smartwool online shop!

Trousers -

Unit of measurement Size
INT. XXS XS S M L XL XXL
Waist (cm) 61-63,5 66-71 73,5-78,5 81,5-86,5 89-94 96,5-101,5 104-112
Hips (cm) 78,5-81,5 84-89 91,5-96,5 99-104 106,5-112 114,5-122 124,5-129,5
Inside leg (cm) - regular 76-78,5 78,5-81,5 78,5-81,5 78,5-81,5 81,5-84 81,5-84 84-86,5

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Trousers/skirts - Women

Unit of measurement Size
INT. XS S M L XL 1X 2X 3X 4X
UK 2 4/6 8/10 12/14 16 18 20/22 24/26 28/30
Waist (cm) 61-63,5 cm 66-68,5 cm 71-76 cm 78,5-86,5 cm 89-96,5 cm 99-104 cm 109-117 cm 119,5-127 cm 132-139,5 cm
Hips (cm) 81-91,5 cm 94-96,5 cm 99-101,5 cm 104-109 cm 112-119,5 cm 114,5-119,5 cm 124,5-129,5 cm 134,5-139,5 cm 145-150 cm
Inside leg (cm) - regular 73,5-76 cm 76-78,5 cm 78,5-81,5 cm 81,5-86,5 cm 84-86,5 cm 76-81,5 cm 76-81,5 cm 76-81,5 cm 76-81,5 cm

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Underwear - Kids

Unit of measurement Size
INT. XXS XS S M L XL
Age 2/3 4/5 6/8 9/10 11/12 13/14
Weight (kg) 14-19 kg 19-22 kg 22-27 kg 27-34 kg 34-40,5 kg 40,5-45 kg
Height (cm) 89/104 cm 106,5/122 cm 122/137 cm 137/145 cm 145/152,5 cm 152,5/157,5 cm
Chest (cm) 57/60 cm 61/63,5 cm 65/66 cm 68,5/71 cm 72,5/76 cm 77,5/81,5 cm
Waist (cm) 56/57 cm 58,5/61 cm 62/63,5 cm 65/66 cm 67,5/71 cm

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Underwear - Men

Unit of measurement Size
INT. S M L XL XXL
Arm length (cm) 68,5/78,5 cm 78,5/81,5 cm 81,5/84 cm 84/86,5 cm 86,5/89 cm
Chest (cm) 91,5/96,5 cm 99/104 cm 106,6/112 cm 114,5/122 cm 124,5/129,5 cm
Waist (cm) 73,5/78,5 cm 81,5/86,5 cm 89/94 cm 96,5/101,5 cm 104/112 cm
Hips (cm) 89/96,5 cm 99/104 cm 106,5/112 cm 114,5/122 cm 124,5/129,5 cm
Inside leg (cm) - regular 73,5/78,5 cm 78,5/81,5 cm 81,5/84 cm 84/86,5 cm 86,5/89 cm

Did you find the right size? View Men Base layers now in the Smartwool online shop!

Underwear - Women

Unit of measurement Size
INT. XS S M L XL
US 2 4/6 8/10 12/14 16
Arm length (cm) 68,5/71 cm 71/73,5 cm 73,5/76 cm 76/78,5 cm 78,5/81,5 cm
Chest (cm) 81,5/84 cm 86,5/89 cm 91,5/96,5 cm 99/101,5 cm 104/106,5 cm
Waist (cm) 61/63,5 cm 66/68,5 cm 71/76 cm 78,5/81,5 cm 84/86,5 cm
Hips (cm) 81/91,5 cm 94/96,5 cm 99/101,5 cm 104/106,5 cm 109/112 cm
Inside leg (cm) - regular 73,5/76 cm 76/78,5 cm 78,5/81,5 cm 81,5/86,5 cm 84/86,5 cm

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Underwear - PhD Long Bra)

Unit of measurement Size
INT. XS S M L XL
US 30BC/32B 32BC/34B 34BC/36B 36BC/38B 38BC
Inside leg (cm) - regular 73,5/76 cm 76/78,5 cm 78,5/81,5 cm 81,5/86,5 cm 84/86,5 cm

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Underwear - Women (Seamless Bras)

Unit of measurement Size
INT. XS S M L XL
US 30ABC/32AB 32ABC/34AB 34ABC/36AB 36ABC/38AB 38ABC
Inside leg (cm) - regular 73,5/76 cm 76/78,5 cm 78,5/81,5 cm 81,5/86,5 cm 84/86,5 cm

Did you find the right size? View Women Base layers now in the Smartwool online shop!

This is how to measure correctly ...

Tip: Have someone else help you with the measurements - the results will be more precise! If your measurements are between sizes we recommend ordering the larger of the two.

Measure the legs

Measure the legs

1. Calf
... Circumference of the largest part of the calf.
2. Ankle
... Circumference of the smallest part of the leg just above the ankle.

Measure the hands

Measure the hands

1. Hand length
... measure the flat hand from the base of the thumb to the tip of the middle finger.
2. Hand circumference
... measure around the line of the knuckles (leaving out the thumb).
3. Hand width
... measure across the palm of the hand (leaving out the thumb).

Measure the head

Measure the head

Head
... measure the thickest part of the head, which is usually around the forehead just above the eyebrows.

Measure the body


1. Body height
... from the top of the head to the ground – it is best to measure against a wall.
2. Arm length
... measure the arm length from the shoulder joint to the wrist. Keep the elbow slightly bent (if there is no other measurement guide above the size chart)..
3. Leg length
... Outside length of the leg from the hip joint to the ankle.
4. Inside leg length
... the distance between the top of the inside leg to below the ankle.
5. Neck
... measure the thickest part of the neck (just below the Adam's apple for men).
6. Chest
... measure around the widest part of the chest, generally above or at the nipple line.
7. Waist
... measure just above the navel without pinching.
8. Hips
... measure the widest part around the bottom.
9. Leg
... measure the widest part around the thigh.

Did you order the wrong size? Not a problem, just send the item back to us! You can easily and simply return your order within 100 days.