What is the weight limit? Max. Weight on Inflatable Part: 200 lbs Is it normal for bubbles coming out? It's normal that some air(bubbles) coming from the fabric surface and seams. What's the best way to dry this after use? After all the water has been drained, wipe it down with a towel as much as possible, then open the small vent on the other side, and finally connect the blower to blow dry again. What's different about GFCI's air blower? The GFCI air blower with an IPX4 waterproof rating. The power cable of ETL certificated blower is fitted with a GFCI which will instantly cut off the circuit when detect dangerous ground faults to prevent kids from faulty shock. Why does the bottom of the pool wear easily? We recommend placing carpet or floor MATS at the bottom, which can effectively extend the service life.