This big jump foam pit airbag (item No.: S100) from Sino Inflatables Co., Ltd https://www.sinoinflatables.com/ is in size of 8.0L x 6.0W x 1.5H which is suitable for indoor safety landing or physical training in GYM. For people high jump, here some landing instruction for your reference: 1. Arms stligtly parted, avoid hurting umper’s arms; 2. Body bend over at 90 degree angle, and keep body at about 45 degree to the ground, avoid anding with head or feet; 3. Land with back; 4.Leave the airbag quickly before next jumper’s jump.