For Samsung Watch Heart-S/Heart-L/Galaxy Watch 4 40mm/44mm Replacement Watch Strap 20mm Silicone Watch Band with Adjustable Black Steel Buckle - Grey Eco-friendly silicone material, resistant to wear and tear Ergonomically designed wristband, soft and comfortable to wear Multi-color for option, meeting different style need Classic pin buckle for easy wearing/taking off Multiple holes design for easy adjustment of size An ideal strap replacement for your old, broken one Specification: Material: Silicone+steel Size: 12.2+9.1cm Width: 20mm Dial size: 44mm Compatible with: Samsung Watch Heart-S Samsung Watch Heart-L Samsung Galaxy Watch 4 40mm/44mm Samsung Galaxy Watch 4 Classic 42mm/46mm Samsung Galaxy Watch3 41mm Samsung Galaxy Watch Active 2 40mm/44mm Samsung Galaxy Watch Active 40mm Samsung Galaxy Watch 42mm Samsung Gear Sport Samsung Gear S2 Classic Package included: 1 x Watch Band Other items not included Size: 105-205mm (Without watch)