1. The material used to make the handle, which upgrades the product's strength, hardness and temperature resistance. 2. 420J2 stainless steel blade. It is not easy to rust when used underwater for a long time. 3. Two spare blades are available for self-replacement. 4. High strength nylon cutter cover, can be worn through 6CM webbing, easy to wear on your BCD, waistband and other positions. Name: Underwater cutter Size: 10 x 3.5 x 0.8cm Material: PP+stainless steel colour: orange Package Contents: 1 x Underwater cutter kit Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.