(*) FKM rubber
🧭 What does “FKM rubber” mean?
An FKM watch strap is a high-performance watch band made from fluoroelastomer rubber (FKM).
This material is especially valued for its:
This material is especially valued for its:
- Durability – resistant to wear and aging
- Chemical resistance – withstands oils, fuels, and solvents
- Heat resistance – stable in both high and low temperatures
- Comfort – soft, flexible, and skin-friendly
Because of these properties, FKM straps are often used for sports, diving, aviation, and everyday watches, especially where reliability and toughness are important.
👉 In short: An FKM watch strap is a premium rubber strap known for being more durable and resistant than regular silicone or natural rubber straps.