ADJUSTABLE TOILET SEAT - Inflatable toilet seat provides extra comfort, covers hard toilet seat, supports a variety of firmness, press air nozzle, upgraded air nozzle allows you to adjust the air volume to suit your sitting comfort. NOTE: Close the adjustable nozzle cover when adjustment is complete. It is the best toilet seat support cushion for adults, seniors and disabled people to relieve tailbone pain. SAFE & EASY TO CLEAN - Thickened PVC material, durable and easy to clean, passed 24 hours air leakage test, no need to worry about air leakage, give you a better using experience. LIGHTWEIGHT AND PORTABLE - The toilet seat cushion weighs only 0.45lb and can hold up to 220lb/100kg, it can be placed in your backpack or pocket, convenient to carry around. EASY TO INFLATE - With the upgraded air valve, clean the nozzle before inflating, blow by mouth or use a pump to inflate (pump not included). For hygiene reasons, we recommend that you use a pump to inflate. Due to the nature of inflatable products, they need to be replenished with air, which is recommended once every 3-5 days. Note: The inflatable cushion comes with four suction cups, the two on the back will hold all types of toilet lids. The two suction cups in the middle can only fully absorb part of the toilet seat cover.