Material:7 boxes Copper bottom plated with 18K gilding,1 box Crystal gems.Gems Size: length of 3 or 5mm Quantity: 8 Boxes in 1 package, 3 Pcs in 1 box. Color: Golden 7 boxes,crystal 1 boxes. Gems Package: Advanced round box, spiral mouth, built-in high quality sponge. Round Box size: 3 3 1.5cm Gems Quality: High quality and durable. Gift attachment: Professional gems pick up and debugging tool, details can be found in the manual,or ask for Sandradent. Installation of gems matching products: requires professional adhesive 3-piece set, solidify tools, and other related cleaning items. For specific details, please contact Sandradent. Note: Although the gems base is thin, it is made of specially process red copper and brass. Each batch of products is not limited to red copper or brass, but they are all safe copper. Please note that the product quality is very light and is easily adsorbed by the box cover. Before rotating the cover, please remove static electricity first and then carefully unscrew the cover. If the gems is adsorbed on the lid, please use a Gems pen or Tweezers to remove the gems.Exclusive design of teeth beauty jewelry, suitable for tooth size, suitable for cocktail parties, salons, dances, birthday parties,when you attend a party, put on an evening gown, show your teeth, show off your smile, and the sparkling gems will make you look so unique.Smiles brightly, Greatly helping personal image and interpersonal relationships. Use a Tweezers or Gems pen to take up the tooth gems and place it in the desired position on the resin. Use mixer combined with a applicator to compact the tooth gems and remove excess resin from the edge of the gems. Adjustment completed. cure with light for 40 seconds. Use an applicator, apply the enamel adhesive to the area and cure with light for 5 seconds. Take out a quantitative resin using a mixer and apply it evenly to the adhesive area with applicator, with an area larger than the gems base area, and make it flattening. Insert mouth opener, expose the teeth, and insert a cotton roll into the gum cheek side of the bonded teeth to isolate saliva. Apply Liquid agent on the surface of teeth, with an application range greater than the area of the tooth gems. After 80-120 seconds, remove the etchant, wash the Liquid agent area with a wet cotton roll, and then dry the tooth surface. Cleaning the tooth surface: First, clean the teeth, especially the surface of the teeth that need to be bonded. You can use a toothbrush to clean it, and after cleaning, use Mini fan or cotton roll to dry the tooth surface.