Dual side Adjustable And Dont need SewingThe regular quick side release buckles require the sewing on one side.Don't need sewing with these plastic buckles because the male and female side of plastic buckles have both two slot to feed the strap through,The strap is adjustable on both sides of quick side release buckles 1/2,3/4inch,1inch, 1 1/4inch,1 1/2inch,2inch. Easy replacementEasy to replace the regular side release buckles or broken buckle on the hiking backpack, Belt,fanny Pack, Bayby carrier,waist pack,dog collars,harnesses,cat collars,boat covers etc. These plastic buckles attach easily to web straps without the need for sewing. Perfect Plastic replacement BucklesGreat as webbing buckles and Strap buckles,easy one-handed release and no accidental release. These plastic buckle clips are quite easy to clip and un-clip. Simple to replace as backpack replacement buckles. Pretty Heavy Duty Plastic BucklesYou will be pleased with the construction and durability of these plastic buckles,Passed 5000 tensile tests, The Side release buckles 1 1/2inch can withstand 48 kgs(105 lbspulling force,Hold tension well. SizeThe plastic buckle clips 1.5 inch are used on 1.5" wide straps,also called 1.5 inch strap buckles. The 1.5 inch Plastic buckle clip itselfs Size: Length 2.9X Width 1.7X Thciness 0.59" (74x44x15mm). 2 Sets included. 1 1/2 inch bucklePlease measure the width of strap or belt on your hand. if their width is 1 1/2inch(38mm),So please buy this 1 1/2 inch plastic buckles. See more