Fashionable design, lightweight and durable, not only reduce the weight, but also improve the permeability. Made of silicone materials, environmental protection and safe, feel more comfortable, perfect for sports wear. Prevents skin from irritation, providing your kids maximum comfort and breathability. Features - Color: Black blue. - Material: Silicone. - Size: 1.00X2.00X0.50cm/4.32X0.79X0.20inch. - Made of silicone materials, ensure a comfortable and breathable feeling. - Easy to install and remove, there is no hassle to replace your bands. - Give the watch a sense of visual impression. Get the attention of your kids. - The creative design makes it easy to adjust, comfortable to wear, and can bring your kids a better wearing experience. - Comfortable to wear, easy to use, it is your . It's extremely luxurious looking with perfect workmanship. Package list: 2 straps