The SPECS Material(s): Rubber Certification(s): Available in three sizes The SPECS for Small Weight: 1.7 g Case Quantity: 50 Webbing: 10 mm wide The SPECS for Large Weight: 2 g Case Quantity: 25 Webbing: 15 - 20 mm wide The SPECS for Extra Large Weight: 5 g Case Quantity: 15 Webbing: 25 - 30 mm wide ALL CLIMBING SALES ARE FINAL.