This headrest extension is designed to be used with the Small and Medium Skillbuilders Full Support Swing Seat. Once attached, the headrest provides extra comfort and support. This is the leg rest only - Swing is sold separately. Works on swing seats with or without the pommel and the contoured plastic design is solid and sturdy. Weighing only 2 lbs., it's easy to include this headrest when you reposition or relocate the swing. The extension is easy to attach, arriving ready to be connected in just minutes. The headrest is easy to clean with soap and warm water.