Description:U shape shackleGreat accessories for outdoor rope paracord braceletUsed for camping, hiking and other outdoor sportsEssentail tool for camping, hiking and other outdoor sportsMaterial: BrassSize Chart:Size 6mm: Width: 20mm (0.79in), Height: 20mm (0.79in), Inner width: 6mm (0.24in), Pin clamp thick: 3mm(0.12in)Size 9.5mm: Width: 25mm (0.98in), Height: 25mm (0.98in), Inner width: 9.5mm (0.37in), Pin clamp thick: 4mm(0.16in)Size 15mm: Width: 35mm (1.38in), Height: 35mm (1.38in), Inner width: 15mm (0.59in), Pin clamp thick: 4mm(0.16in)Package Includes:2 Pieces U Shape Shackles(2 Pack)Note:1. Color might be slightly different due to the color calibration of each individual monitor.2. Please allow 1-3cm measuring deviation due to manual measurement.3. Thanks for your understanding and enjoy your shopping moment!