There's an extra layer of cushioning between you and the underwire on this pretty lace-trimmed support bra that has a T-back to keep the straps from slipping. Front clasp closure Stretch straps adjust the fit T-back prevents straps from slipping WonderWire design features a padded underwire with an extra layer of cushion to prevent wire poke 55% polyamide, 32% polyester, 13% elastane Hand wash, line dry Imported Women's Clothing