【Quantity and Size】These 330 pieces spring snap hooks have 12 sizes in gold, silver, black, 120 pieces in 20 mm, 90 pieces in 25 mm, 60 pieces in 30 mm, 60 pieces in 40 mm. From tiny 20mm charms to heavy-duty 40mm pet gear, whether you're making earrings, lanyards, pet tags, or handbag accessories, you'll have the perfect size and finish for every project — no more last-minute supply runs 【Built to Last】Crafted from genuine stainless steel, these lanyard snap clip hooks offer superior rust resistance, high hardness, and long-term durability. The smooth spring mechanism opens effortlessly with one hand while maintaining a secure grip — no deformation, no corrosion, even with daily use 【Effortless One-Press Clasp】No pliers, no struggle, no pinched fingers. Press to open, release to lock — the self-closing spring gate grips cords, straps, and rings securely without slipping. Use them for ID badge holders, backpack clips, camera straps, outdoor gear, DIY accessories, or any project that needs a quick, reliable connection 【Sized for Every Project】From jewelry to heavy-duty gear, this 330-piece set covers every project size: 20mm for delicate jewelry and charms, 25mm for keyrings and small clasps, 30mm for lanyards and bag hooks, and 40mm for pet leashes and heavy-duty crafts. Gold, silver, and black finishes ensure perfect color matching across DIY accessories, outdoor equipment, and everyday carry items 【Intentionally Tensioned for Daily Security】 The tight spring closure requires moderate force to open — this ensures a secure hold on your items. Avoid heavy loads or forceful pulling to maintain shape and function over time ASIN B0H5X13WPD Color Gold, Silver, Black Brand Name Yauhar Finish Type Polished Manufacturer Yuahar Model Number ZDK-6 Material Type Stainless Steel Number of Items 330 Number of Pieces 330 Manufacturer Part Number ZDK-6