SYZ Swing Seat Set, Green Rubber Swings with Adjustable Nylon Rope Belt for Kids Outdoor Play in Grass Park or Home Garden Holds up to 330lbs, For ages 3 and up,it is easy to install,Adjustable hight for diffrent ages Durable Material,Soft & Comfortable outdoor residential swing seat,Soft seat surface is comfortable for child hips. Pre-assembled rubber belt swing set; Easily attaches to swing hanger (not included) 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.