Oxide Red FKM Rubber StrapWe think a proper strap should feel like part of the watch, not an afterthought. So we made ours to fit properly. Custom moulded FKM rubber, shaped to match the UTILITY 40 case exactly. Integrated end links sit flush. No gaps. No wobble. Just a clean, solid fit. Its soft enough for all day wear, tough enough for heat, sweat, water, and whatever else the day throws at it. Quick release spring bars let you swap colours in seconds. No tools. Its the same