Our ARES Mission Timer rubber straps are crafted from the most comfortable & resilient rubber on the market: FKM. These high-end rubber straps FEEL like leather yet FUNCTION like rubber: impervious to the elements, supple on the wrist, easy to clean, integrated drain slots, and comfortable to wear. Our Mission Timer straps feature ARES styling and ‘captured’ keepers. Available in finishes matching your DIVER-1: bead-blasted stainless steel or Deep Black PVD. Guaranteed for life.