1Resin material is safe, non-toxic and harmless 2Protecting gingiva from collapse 3Preventing teeth pulp from physical or chemical stimulation after porcelain teeth or gold teeth 4Helping fix your teeth temporarily 5Keeping oral clean and healthyThese dental crowns are used to prevent your teeth from stimulation after porcelain teeth or gold teeth. There are anterior teeth or molar teeth with different sizes to fit different teeth comfortably, which are ideal for dental supplies.Features:Resin material is safe, non-toxic and harmless. Protecting gingiva from collapse. Preventing teeth pulp from physical or chemical stimulation afterporcelain teeth or gold teeth. Helping fix your teeth temporarily. Keeping oral clean and healthy. Different size is suitable for different people. Realistic shape and color can beautify your teeth. Specifications:Material: ResinColor: As PicturesOptions: Anterior Teeth, Molar TeethBox Size: 10 * 5 * 1.5cm / 4 * 2 * 0.6inchQty: 50Pcs / BoxWeight: Approx. 35gType: Oral CareHow to Use:Choose suitable dental crown. Place the dental crown to your tooth immediately after applyingself-curing resin (not included) to it.Grind the dental crown to proper shape, size and cervical margin and polish after curing. Use Z0E dental cement (not included) to cement it. Package Includes:1 x Box of 50Pcs Dental CrownsNote:Please don't eat hard or sticky food with dental crown.