【Effective protection】 The pool winterizing cap can protect your pool against the harsh winter weather. A simple solution that prevents your pool from suffering serious damage. 【Easy to install】 The pool kit is easy to set up and use, up and running in seconds. Gutter plugs can be used to plug gutter holes in your pool. 【Durable material】 The pool stopper is made of stainless steel bolts and durable rubber, the metal parts are made of stainless steel to prevent rust, and the rubber material provides a firmer fit. 【Multi-purpose】Pool plugs used as pipe plug, oil skimmer plug, return pipe and detergent pipe. in the pool during equipment maintenance.