For Apple Watch Series 7 41mm/ Series 6/5/4/SE 40mm / Watch Series 1/2/3 38mm Silicone Smartwatch Band Replacement Wrist Strap with Active Iron Buckle - White Eco-friendly silicone material, waterproof and sweat-proof, resistant to wear and tear Multiple color for option, meeting different style need The size is easy to adjust, soft and comfortable to wear An ideal strap replacement for your old, broken one Easy to install and remove Specification: Strap length: 120mm+86mm Product weight: 20g Wrist circumference: 135-235mm Material: Silicone Compatible with: Apple Watch Series 1 38mm Apple Watch Series 2 38mm Apple Watch Series 3 38mm Apple Watch Series 5 40mm Apple Watch Series 4 40mm Package included: 1 x Smart Watch Strap Other items not included