EASY TO USE: This inflatable easy to remove headrest adds additional support for your neck as you indulge in your PureSpa. Designed to be placed on top of the spa wall MULTI-USE: Weighted down (when filled with water) to secure the headrest in place QUICK: Inflates and deflates within minutes for quick assembly COMPATIBILITY: For use with all Intex PureSpa models including: 28401 / 28403 / 28404 / 28413 / 28421 / 28423 / 28453 DIMENSIONS: (L x W x H): 15.4 x 11.8 x 9 inches The perfect accessory for your PureSpa, the Intex PureSpa Headrest. This inflatable easy to remove headrest adds additional support for your neck as you indulge in your PureSpa. Designed to be placed on top of the spa wall. Weighted down (when filled with water) to secure the headrest in place. Can be partially filled with air to fit your personal preference for firmness. For use with all Intex PureSpa models including: 28401 / 28403 / 28404 / 28413 / 28421 / 28423 / 28453 Genuine Intex PureSpa accessory. (2 Pack)