Suction cup seat, soft inflatable massage cushion, comfortable and durable suction cup for hot tub and spa

product description
1.Easily filled using standard hose nozzle or fill by jets in spa
2.Firmness and size can be adjusted by the amount of water used.
3.Suction cups prevent booster seat from floating or moving of your hot tub seat.
4.Made of high quality heat resistant material,comfortable and attractive for both adults and children.
5.Comfortable and attractive design,suitable for all spas and hot tubs