Hey ladies, if you wear bikinis or bras with back straps, these little connector clips are absolute game-changers! The pack comes with 10 pairs (20 clips total) in basic black that work with pretty much any swimwear or lingerie. Each clip measures about 25x19mm with an inner diameter of 14mm - perfect for standard bra and bikini straps. What do they do? Well, they connect your back straps together to create that cool racerback or criss-cross style that looks so fashionable. But more importantly, they actually provide better support and keep straps from slipping off your shoulders - no more constantly adjusting your swimsuit or bra throughout the day! The plastic is durable but flexible enough to clip on easily without damaging your clothing. They're super simple to use - just clip them onto your straps in the back and you're good to go. Besides bikinis and bras, you can use them for all kinds of things - securing shoe straps, organizing cables, or even for craft projects. They're one of those cheap little accessories that solve a common frustration so effectively. Whether you're hitting the beach, pool, or just want your everyday bras to stay in place better, these clips are seriously useful. Toss a few in your beach bag, gym bag, and travel kit - you'll be glad you have them when you need them. For the price, you get multiple pairs to use with different outfits or share with friends. It's one of those 'why didn't I think of that' products that just makes life a little easier when dealing with strap-related wardrobe issues!