great for home gym; inflates up to 12 inches high. Recommended inflation height is 3 to 6 inches depending on your chosen application. Uses include using it under any size surfboard (without fins). Stand Up Paddle trainer for shops as well as an at home SUP trainer using 2 Gigante’ cushions with one under the nose and the other under the tail of the board. The mouth inflatable valve system allows you to change the inflation level in a mater of 5-10 seconds. The Gigante’ Supports up to 450 pounds