Feather: Bandwidth: 20mm Material: Made of high quality silicone, healthy and environmentally friendly Compression molding, sturdy and durable Material: Silicone Softness is moderate, wear very comfortable Easy to adjust the length to fit your wrist Wrist circumference : 200mm/7.87.''-150mm/5.9''(approx) Color: (as picture) Listing Band Design For watch 4 5 6 series only Compatible With: For Samsung Galaxy Watch 4 40mm 44mm For Samsung Galaxy Watch 4 Classic 42mm ,not for samsuang Galaxy watch 42mm watch back display SM-R880 or SM-R885 watch back display SM-R810 or SM-R815 For Samsung Galaxy Watch 4 Classic 46mm use 20mm wide band ,not for Samasunug Galaxy watch 46mm use 22mm wide band watch back display SM-R890 or SM-R895 watch back display SM-R800 or SM-R805 This strap can only be used for Samsung Galaxy Watch 4 Classic 46mm 42mm Cannot be used for other watch watch Case style : For Samsung Galaxy Watch 4 5 6 40mm and Samsung Galaxy Watch 4 5 6 44mm are full screen watch case For Galaxy Watch 4 Classic 42mm ,For Galaxy Watch 4 Classic 46mm ,For Galaxy watch 6 classic 43mm ,For Galaxy watch 6 classic 47mm,For Galaxy watch 5 Pro 45mm . are Frame case (no include screen part ) Package : 1* Watch Band ( twatch not included) 1*watch Case