The roller wheels are suitable for recreational skates and hockey skates. It is important to check your skates before purchasing replacement inline wheels as the various manufacturers all use different wheel configurations and therefore require different sized wheels. Features - ColorSilver - Material: Rubber. - Size: 7.2 x 7.2 x 2.3 - Material- Adopted PU, wear-resistant and solid, offers durable use experience without easily cracking. - Perfectly suitable for daily practice, recreational, artistic skating and hockey skating, extremely handy and practical. - Ultra easy for you to install. - With excellent elasticity, works well to provide smooth use experience. - Just in line with the needs of one pair of roller shoes, extremely meets your needs. Package list: 4 x Skate Wheels