Plenty of bright colors: you get 16 different color wax replacement heads, enough for your nail needs, you can also share with friends and family, different colors give you more choices. Fits most wax nail rhinestone collectors: The wax replacement head fits most detachable double head wax nail rhinestone collectors, each wax head measures approximately 2.3 x 1.2 cm / 0.91 x 0.47 inches, and the screws are approximately 5 x 4 mm / 0.2 x 0.16 inches, please confirm the size before purchasing. PREMIUM MATERIAL: Wax tip is made of wax, smooth, and waterproof, with good attachment of rhinestones, beads, sequins, a simple and practical tool to make nail art, efficient and labor-saving, perfect for DIY nail lovers. Scope of application: Small size, sturdy and delicate design, easy to change crayon tip, suitable for nail salon and personal use, easy to pick beads, rhinestones, gemstones (dual-ended nail pen not included). SMALL AND ORGANIZED: Comes with a transparent case to store these wax tips, easy to carry and suitable for outdoor use; after use, store replacement nibs in to prevent them from falling on the ground or hitting hard materials to cause breakage. Colour: White Material: Metal Package Contents: 16 * Wax replacement heads Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.