Product Details Designer :   Calvin Klein Type of Underwear :   Hipster/Trunk/Boxer Product title :   Tech Active Price :   £ 18.50 Description :   Tech Active are uniquely engineered with the most modern fabric technology. - Breathable mesh controls moisture. - Tagless CoolMax waistband for comfort. - Ideal for an active lifestyle. 85% Nylon, 15% Elastane. Size: Quantity: Add to Basket Select sizeSML Select quantity