Usage Tips:Size: Suitable for a round pool with a diameter of 305 cm.Material: Swimming pool cover made of high quality and environmentally friendly non-toxic PE (polyethylene) material. The waterproof swimming pool cover can extend the life of the swimming pool and make the swimming pool more durable.Function: The pool cover fits snugly over the top of the pool to prevent lees, dust and debris from accumulating in the pool. The wear-resistant rope is attached to prevent it from being blown away. the wind.Reduce water waste: limit evaporation and reduce the need for chemicals.Easy to install: lightweight, foldable, soft to the touch and without hurting your hands, easy to move anywhere you want, such as gardens, camping, balconies, easy to install, suitable for round pools.