Waterproof Design: The surface of the spa cover is coated with a waterproof silver layer, which can prevent rain, hail, snow, dust and leaves. Complete Protection for All Year Round: The outdoor spa cover is made of 210D Oxford fabric, which is resistant to tearing, water, UV rays, snow, frost, wind, dust, bird droppings and fallen leaves. It fully protects the spa cover. UV Protection: The garden spa cover is resistant to UV rays, preventing furniture from being exposed to the sun and keeping the spa looking new. p> Windproof: The hem of this round hot tub cover is equipped with an adjustable drawstring that can be firmly fixed to the hot tub to prevent it from being blown away by strong winds and is easy to install. Dimensions: 210 x 30 cm. Suitable for outdoor round spas, swimming pools and garden furniture. Product Description Do you mind that outdoor spas are always exposed to the sun and? Heat? Our spa cover is made of high density Oxford cloth and 210D silver coated material,