YKK's 1 inch flat dual adjustable plastic buckles can be a key component in any project using 1 inch webbing. These buckles can be adjusted on both sides of the side release buckle. Side release buckles feature an easy, one handed release design that avoids accidental release. Heavy duty buckles differ from standard buckles because they are thicker and have the ability to tolerate greater tension than a standard buckle would. The smooth design of plastic side release buckles disguises their strength and durability. ____Notes on Use: D-rings, buckle, triglides etc. are sized by the size of the webbing or straps they are meant to be used with. These are made for use with 1 Inch webbing or straps. It is the responsibility of the purchaser to determine the suitability of the product for their use. These YKK buckles can be used for various projects such as: (Backpacks) (Purses) (Collars) (Bracelets) (Belts)...and numerous other applications or uses.