Description: Materials: Marine 316 Stainless Steel Overall size: Approx. 40 x 20mm/ 1.6 x 0.8 inch (L x W) Thickness: Approx. 4mm/ 0.16" 2 End Opening Width: 8mm/ 0.3" Great for a variety connection applications. Easy to use. Suitable for diving scuba and snorkeling, yoga, mountaineering, equestrian and other outdoor activities. Package Includes: 2 Pieces Symmetric S Hanging Hook