FKM – Fluoroelastomer
High-density rubber
Higher heat and chemical resistance compared to other rubber class
Quick-release spring bars
Recommended for active/outdoor lifestyle
Strap thickness: 3.5mm
Stainless steel buckle

19mm: Buckle Width 18mm. length: 75mm and 125mm
20mm: Buckle Width 18mm. length: 75mm and 125mm
21mm: Buckle Width 20mm. length: 75mm and 125mm
22mm: Buckle Width 20mm. length: 75mm and 125mm
24mm: Buckle Width 22mm. length: 75mm and 125mm

Product showcase video for FKM Rubber Strap can be found 

*Free  with purchase of any 3 or more watch straps from our website. 
(Free tool will not be reflected during checkout but will be added into your package during fulfillment)