... can be used as seat cushion, mattress, ice bag. Aiming at lowering the ... -toxic, and can release strong cold sense.4. The storage time of it is six times longer than water cushion ... in the environment lower than 25 degrees, the ice seat cushion will restore to frozen state automatically.6. It ... very convenient to use.Use scope:Ice seat cushion can be used as seat cushion, mattress, ice bag. Aiming at ...