FKM, short for Fluoroelastomer, is a dense synthetic rubber known for its exceptional durability and resistance to water, chemicals, and heat. Originally designed for aerospace applications, these straps have become a favourite among military, law enforcement, and diving professionals for their reliability and longevity. Compatibility: Compatible with most watches utilising spring bars. Rugged Durability: Highly dense FKM rubber ensures resilience against water, chemicals, oil, and heat.Quick-Release Mechanism: Effortlessly swap straps without tools, thanks to the innovative cylindrical quick-release button.Total Protection: Completely water-resistant, chemical/dust/dirt-resistant, complemented by solid 316L stainless steel fasteners for enduring quality.Comfort Priority: Lightweight, soft design ensures maximum comfort during wear.Longevity Assurance: Known for exceptional durability, ideal for demanding applications.Cost vs. Performance: While its benefits excel, FKM's cost remains a consideration, justified by its superior performance and durability. Versatile Applications: Ideal for dive watches, standard infantry timepieces as well as your daily watch, these FKM rubber straps are designed to excel in challenging environments, combining functionality with lasting quality.