Features: 100% brand new and high quality. Easy to install: it only takes a few seconds to install the strap on your watch. The material has no harm to human skin and is not allergic, sending tools and steel needles. Personalize your device: personalize your smart watch from work to exercise. Suitable for any occasion Using high-quality raw materials, soft, non-toxic and odor free; waterproof and durable and has a long service life. Comfortable and flexible: The durable and soft silicone wristband can improve airflow and comfort, bringing you a comfortable wearing experience. Specification: Material: Silicone Length: Approx. 140+91.5 mm/5.51+3.6 in Width: Approx. 27 mm/1.06 in Applicable Models: Compatible with Polar Vantage V2 Package Includes: 1x Smartwatch Bracelet 1x Tool 2x Steel Needles