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PRODUCTS

WOMEN'S BRIEF
£19.95

WOMEN'S G-STRING
£19.95

MEN'S BOXER
£19.95

MEN'S BRIEF
£19.95

WHY UNDERUN?

360º SEAMLESS


Thanks to the comfortable seamless construction, you will not be bothered by irritating or abrasive seams, allowing you to fully focus on your workout and performance.

Search

Find in this site.

Men Size


Step 1:
Measure yourself

Step 2: Find your Underun size

Use your sizes and the size chart below to find the right Underun size. If your waist and waist sizes fall under two different Underun sizes, select the Underun size that corresponds to your hip size.

  Waist Hip
Size Inch Cm Inch Cm
S 29-32  73-81 35-37.5 88-96
M 32-35  81-89 37.5-41 96-104
L 35-38  89-97 41-44 104-112
×
Men Size


Step 1:
Measure yourself

Step 2: Find your Underun size

Use your sizes and the size chart below to find the right Underun size. If your waist and waist sizes fall under two different Underun sizes, select the Underun size that corresponds to your hip size.

  Waist Hip
Size Inch Cm Inch Cm
S 29-32  73-81 35-37.5 88-96
M 32-35  81-89 37.5-41 96-104
L 35-38  89-97 41-44 104-112
×
Women Size


Step 1:
Measure yourself

Step 2: Find your Underun size

Use your sizes and the size chart below to find the right Underun size. If your waist and waist sizes fall under two different Underun sizes, select the Underun size that corresponds to your hip size.

  Waist Hip
Size Inch Cm Inch Cm
S 26-29  67-74 35-38.5 91-98
M 29-31.5  74-81 38.5-41 98-105
L 31.5-34.5  81-88 41-44 105-112
×
Women Size


Step 1:
Measure yourself

Step 2: Find your Underun size

Use your sizes and the size chart below to find the right Underun size. If your waist and waist sizes fall under two different Underun sizes, select the Underun size that corresponds to your hip size.

  Waist Hip
Size Inch Cm Inch Cm
S 26-29  67-74 35-38.5 91-98
M 29-31.5  74-81 38.5-41 98-105
L 31.5-34.5  81-88 41-44 105-112
×
Men Size


Step 1:
Measure yourself

Step 2: Find your Underun size

Use your sizes and the size chart below to find the right Underun size. If your waist and waist sizes fall under two different Underun sizes, select the Underun size that corresponds to your hip size.

  Waist Hip
Size Inch Cm Inch Cm
S 29-32  73-81 35-37.5 88-96
M 32-35  81-89 37.5-41 96-104
L 35-38  89-97 41-44 104-112
×