» Teeter Hang Ups Gravity Boots are designed to be used with the following Teeter Hang Ups products: the EZ-Up Inversion Rack, Inversion Bar and F5000 or F7000 Inversion Table.
Comes in two sizes Standard and XL.  XL is one inch larger in diameter and one and a half inches taller than the standard Gravity
Boots (calf loops not required)

• Used with EZ-Up Rack, Inversion Bar and F5000 or F7000 Inversion Table: Can be used with many of Teeter Hang Ups products, depending on the user's needs
• One Size Fits Most: Boot straps adjust to ankles varying several inches in diameter
• Flexible Shell for Comfortable Fit: Tough yet pliable blend of DuPont Hytrel minimizes any pressure points
• Super Soft Foam Liners: Special blend of 5/8" foam designed to give maximum comfort with minimum compression
• Ratcheting, Self-locking Buckles: Double-lock system ensures safety and security
• Durable Light Weight Construction: Each boot weighs only 2.5 lbs, but holds the ankles securely and comfortably
• Removable Calf Loops: Add comfort by places a two-degree bend in the knees to help reduce the load on knee joints and the top of the foot
• 5-Year Warranty: Full warranty coverage structural and soft parts