Multi-purpose, can be used as rope buckle, card buckle, adjustable buckle, etc.Plastic Toggle Single Hole Spring Loaded Elastic Drawstring Rope Cord Locks Clip Ends Simple design, compact and portable, very practical.Great for camping hiking, emergency survival wild accessories etc. Suitable for home or store DIY use.The cord locks widely used on lanyard, luggage, clothing, backpack, sport wears, shoelace, tent and more. Easy to install and use. Replace broken cord locks.great for use on sweat pants or hoodies to keep from losing the drawstring and to tighten the drawstring as well. Made of premium material, very sturdy and durable.They are spring loaded and guaranteed to keep your cord tight and secure. Simple idea for tightening draw cords on bags and jackets, easy to fit; fit a variety of different drawstrings and types of cords. Perfect for shock cord, elastic cord, finer cords, pull cords, draw cords ,wet cords, shoelace, backpacks, sportswear, tends and other uses Features Material: Plastic Size: 2.6 x 1.4 x 0.6cm Package Including 50 x Buckles