You need 8 wheels for a pair of roller skates (2 x 4 packs or 1 x 8 pack) ★ Wheels light up as you skate! ★ Replacement wheels or to customize your rollerskates ★ Sold in 4 packs * 2 sets required for a pair of skates ★ 62mm x 33mm ★ 82A Durometer...