Usage: It is not only suitable for creating any nail designs, but also can create a unique pattern for your phone case, decorate your glasses, handmade card, license plates etc. Safe to Use: Makartt nail diamonds gels are made from safe ingredients with MSDS certificated. It is cruelty free and no harm to nails. Easy to Use: The nail rhinestone comes in different sizes and its flat back is easy to grab and place on the nail. The brush is ideal for picking up the gel and sealing the edge of the rhinestone. Nail Glue Gel: Nail gel glues are very sticky, which are excelent in securing gems jewels beads on your nails. A proper operation can bring a beautiful result for 2 weeks. Strong Adhesive Nail Gems Glue Kit: Makartt gem glue kit is suitable for both artificial nails and natural nails. It is sticky and won't fall off easily. A must have for nail beauty design.