Harris Deluxe Pool Cover Clips for Above Ground Pool Winter Covers, 12-Pack Double your protection against high winds! Secures and prevents your winter pool cover from snagging or ripping Easy to install and made from high-grade resin that is designed to withstand the cold even in the harshest conditions Use three, 2-piece deluxe pool cover clips per upright Approximately 5 inches in length Available as a 12-pack, 2-piece sets