3mm diameter performance Marine Grade polyester and nylon rope Solid .925 sterling silver decorated tri-hole button Handmade In Great Britain Modern-Naval, ANCHOR & CREW is inspired by mechanical and nautical objects, anchors and the happy-good life, and features modern, innovative and distinctive designs that are great additions to either ladies or gents wrists. This bracelet is covered under a 1-year brand warranty, and care instructions are included within the packaging of every purchase. The guarantee does not cover against damage that has occurred due to maltreatment.