AGPtek Swing Belt Seat with Mental Hook For Children Kids Toy Polymer Flexible Rubber Swingset Playground Swing Belt Seat with Mental Hook For Children Kids Toy Dark Green Make playtime more fun by installing the polymer Swing Seat in backyard. This outdoor swing seat is sturdily crafted with quality materials to ensure safety. It features rein-forced nylon grommets for durable use, and is flexible and comfortable. Soft seat surface is comfortable for child hips. No uncomfortable chains running underneath seat for support.