600pcs Rubber Brooch Pin Backs with Butterfly Clasps for DIY Jewelry Making

Exquisite & Practical Craftsmanship: Produced via precision stamping and polishing craft with smooth burr-free edges, preventing scratches on pin posts and snags on clothing fabric. Stable metal texture retains consistent spring locking performance for long-term craft use1. Material: Copper/Rubber2. Package including: 600pcs3. Product size: 11.4mm metal cap4. Color: As picture5. Fit: Diy jewelry,Garment accessories6. Package: 600 pcsNote:1. There may be slight size deviations due to manual measurement, different measuring methods and tools.2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor.

• Premium Polished Solid Metal Raw Material: Made of smooth polished metal material with even delicate texture, these pin backings maintain stable locking structure for long-term handmade jewelry and badge daily use
• Secure Spring Lock Tight Holding Design: Built with elastic spring interlock structure, the backing firmly clamps pin posts after installation. It keeps brooches and badges steadily attached without falling off during movement
• User-Friendly Handmade Craft Operation: Compact mini clutch structure can be installed and removed by bare hands without complex tools. Crafters can quickly swap backings to match various lapel pins and decorative brooches
• Multi-Purpose Versatility: Essential replacement accessory for handmade jewelry makers, badge creators and DIY craft enthusiasts. It matches enamel badges, fabric brooches, lapel pins and custom decorative ornaments
• Lightweight Stackable Compact Structure: Tiny slim metal design adds no extra bulk to finished pins. Unused pin backings can be stacked neatly and stored in small craft storage boxes as spare replacement parts