This product is made of quality 316 stainless steel, anti-rust, wear-resistant and durable. This hook can be tightly fastened to your diving fittings, won't easily fall off. Suitable for diving. Great diving accessory for you.Features:Adopting quality 316 stainless steel, this product is anti-rust, wear-resistant and durable for long term use under the sea.Lightweight and small size design, this product is easy to carry. More Convenient.The built-in 316 stainless steel spring and the delicate rough selvedge treatment help the hook rebounded more smooth.This hook can be tightly fastened to your diving fittings, won't easily fall off.Suitable for diving. Great diving accessory for you.Specification:Item: Diving HookMaterial: Stainless SteelSize: Approx. 7.5 * 2.3 cm / 3.0 * 0.9 inch, 9.0 * 3 cm / 3.5 * 1.2 inch, 10 * 3.5 cm / 3.9 * 1.4 inch Weight: Approx. 29-53 g / 1.0-1.9 ozPackage Included:1 * Diving Hook.