Super-stretchy braided nylon that slips straight over your hand — no clasps, no buckles, no fuss. On in one second — the continuous loop stretches over your hand and settles into a snug, secure fit. Cool through every workout — light, breathable weave keeps your wrist itch-free even when you're pushing hard. Sized like it's made for you — 8 sizes from XS to L, so measure your wrist and get a true fit, not almost-right. Fits your wrist and your watch — sizes covering wrists 5.1"–7.7" (132–195mm), for Apple Watch Series 4–9, SE & Ultra. 200,000+ happy customers · Free worldwide shipping · 100-day returns · 12-month warranty Specifications Strap material: Braided Nylon, super stretchy Width: 0.9"/2.2cm Wrist size circumference: Comes in 8 different sizes: 38/40/41/42mm XS fits to wrists 5.1"-5.6" (132mm- 143mm) 44/45/46/49mm XS fits to wrists 5.6"-6.1" (142mm- 156mm) 38/40/41/42mm S fits to wrists 5.6"-6.1" (141mm- 155mm) 44/45/46/49mm S fits to wrists 6.1"-6.7" (155mm- 169mm) 38/40/41/42mm M fits to wrists 6.1"-6.6" (154mm- 168mm) 44/45/46/49mm M fits to wrists 6.6"-7.1" (167mm- 181mm) 38/40/41/42mm L fits to wrists 6.5"-7.1" (166mm- 180mm) 44/45/46/49mm L fits to wrists 7.1"-7.7" (180mm- 195mm) Additional features: Lightweight, breathable, easy slip-on loop design Compatible with: Series 4 - 9 & SE & Ultra (38/40/41/42mm & 44/45/46/49mm cases) You Get: 1 x Alexa Infinity Loop for Apple Watch (No Apple Watch inside)