Fits Apple watch size 38mm (Series 1,2,3), 40mm (Series 4,5,6,SE), 41mm (Series 7)
Fits Apple watch size 42mm (Series 1,2,3), 44mm (Series 4,5,6,SE), 45mm (Series 7,8), 49mm (Ultra)

Unique basket-weave pattern introduced in the ‘60s for dive watches
FKM – Fluoroelastomer
High-density rubber
Higher heat and chemical resistance compared to other rubber class
Quick-release spring bars
Recommended for active/outdoor lifestyle
Buckle width: 18mm
Length: 80mm and 130mm
Strap thickness: 3.5mm
Stainless steel buckle

38/40/41mm: Length: 80mm and 130mm
42/44/45/49mm: Length: 80mm and 130mm

Product showcase video for the Apple Watch Tropic FKM Rubber strap can be found