Size:12 Ft. Hot Tub Strap 12 ft. Straps Made to Fit All 10-11 ft. Square or Round Spa Tub Covers - (25mm x 365cm) Kit Includes 2 Complete Straps - (4) Locks, (4) Cover Pads, (12) 316 Stainless 1 in. Wood Screws, (2) Superloc Buckles for Adjustability, (4) Keys Color Black Polyester Webbing The number one luxury strap brand on Amazon More color choices than any other brand - See other listings for choices Red, Blue, Yellow, Tan, Olive Drab, Tan, Gray An affordable luxury and the best warranty on Amazon. Key Turns 90 degrees to lock, Preventing Unfastening Easy Pinch Release; does not require a key to open/unfasten ACW Plastic Buckle Hardware Lock Assures Product Retains Maximum Wind Resistance High-End Thermoplastic is Safe at Extreme Temperatures and Weather Conditions Keyed Entry Cannot be By-Passed with Simple Tools or Utensils ITW Nexus Superloc Buckle Allows Adjustability and Tightening of Strap Better Than Original OEM in Many Cases See Other Listings for Length Options 8 ft. Straps Made to Fit All 6-7 ft. Square or Round Spa Tub Covers - (25mm x 243cm) 10 ft. Straps Made to Fit All 8-9 ft. Square or Round Spa Tub Covers - (25mm x 304cm)