Internal support system moulds to your body. Engineered from injectable foam, it gives you flexible, breathable support so you stay cool and comfortable The internal support system works by slowing down movement that's annoying at best and painful at worst, providing your boobs with a soft landing Adjustable straps are padded for comfort Brushed ribbed underband stays comfortably in place Hook-and-eye closure for a customized underband fit Liner is brushed for a super-soft feel next to skin Bra: 63% Nylon, 37% Lycra® elastane Wing lining: 71% Nylon, 29% Elastane Lining: 53% Nylon, 47% Lycra® elastane Back strap: 64% Nylon, 36% Lycra® elastane Cup: 100% Polyester