40-Grid 3mm Flatback Rhinestone Kit – 18,000 Multicolor Gems

Sparkle & Shine with 18,000 Multicolor Flatback Resin Rhinestones

Unleash your creativity with this comprehensive 40-Grid 3mm Flatback Resin Rhinestone Kit — everything you need to dazzle your nail art, diamond painting, book decor, phone cases, scrapbooking, and countless other DIY projects. With a whopping 18,000 flat-bottomed half-round gems in a stunning rainbow of colors, your imagination is the only limit!

Each rhinestone features a smooth, flat base for easy adhesion to virtually any surface, and the brilliant resin construction delivers eye-catching sparkle that rivals real gemstones. The kit includes practical tweezers and a wax pencil so you can pick up and place even the tiniest gems with precision — no frustration, just flawless results.

Key Features

• 🌈 18,000 Pieces — 40 grid compartments packed with multicolor 3mm flatback resin rhinestones
• 💎 Flat-Bottom Design — Half-round shape adheres securely to nails, paper, fabric, phone cases, and more
• 🔧 Complete Kit — Includes tweezers and a wax pencil pickup tool for effortless gem placement
• 🎨 Versatile Use — Perfect for nail art, diamond painting, book decoration, card making, scrapbooking, and DIY crafts
• 🏠 Home & Salon Ready — Ideal for professional nail technicians and at-home enthusiasts alike
• 🧱 Durable Resin Material — Lightweight plastic resin that resists fading and holds its sparkle

What's Included

• 1 × 40-Grid Rhinestone Storage Case with 18,000 Multicolor 3mm Flatback Resin Rhinestones
• 1 × Pair of Precision Tweezers
• 1 × Wax Pickup Pencil

Specifications

Please Note

• Manual measurements may vary by 1–3 cm — slight size deviation is normal.
• Screen color settings and lighting conditions may cause slight color differences from the actual product.

Complete Your Craft Supplies

Pair your rhinestone kit with other creative tools from our store:

• 2 Crystal Clip Buttons – DIY Clothing & Dress Decoration Accessories
• 16pcs Gold Plated Hand Sewing Needles – Embroidery & Mending Combo Set
• Manual Yarn Winding Machine – DIY Sewing & Weaving Accessories

Learn more: FDA guidance on nail care products

Frequently Asked Questions

Q: What size are the flatback rhinestones in this kit?

A: Each rhinestone in this kit measures 3mm in diameter with a flat bottom and a half-round domed top. This size is ideal for nail art, diamond painting accents, and intricate DIY decorating projects.

Q: What tools are included to help apply the rhinestones?

A: The kit includes a wax pickup pencil and a pair of precision tweezers. The wax pencil allows you to pick up individual 3mm gems with ease, while the tweezers give you extra control for precise placement on nails, paper, or other surfaces.

Q: Can these rhinestones be used for both nail art and diamond painting?

A: Absolutely! The 3mm flatback resin rhinestones are multi-purpose — they work beautifully for nail art manicures (home or salon), diamond art and painting projects, book decoration, scrapbooking, card making, phone case embellishment, and much more.

Q: How many colors and pieces are in the 40-grid kit?

A: The kit contains 18,000 rhinestones spread across 40 separate grid compartments, each filled with a different multicolor shade — giving you a full spectrum of colors to mix, match, and create stunning designs.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.