Calvin Klein Boys 2 Pack Modern Cotton Boxer Trunk in denim and blue, with striking branding Calvin Klein Modern cotton contrast logo Made from breathable cotton to ensure comfort and durability Fabric Composition: 95% Regenerative Cotton / 5% Elastane MPN: b70b700506-0sv The Modern Cotton range of kids' underwear features the iconic Calvin Klein logo and is made from breathable cotton to ensure comfort and durability. Our Collection at Boxers and Briefs contain only the highest quality Calvin Klein Boys Underwear. This is a Calvin Klein Boys 2 Pack of Modern Cotton Boxer Trunks, in denim and blue Calvin Klein Boys Underwear Size Guide: Age 10-12 = 140-152 cm, Age 12-14 = 152-164 cm, Age 14-16 = 164-170 cm