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- Learn how to make a perfect backbend with no fear of falling
- The Mailbox guides the gymnast to transfer body weight from legs to arms
- Made of high density EPE+EPS foam material for maximum support. Covered in a thick and durable vinyl material
- With its non-slip bottom, this mailbox trainer can be used without a trainer or instructor. Great for at-home practice!
- Attached carry handle and lightweight design makes it easy to take along with you