This is tile repair kit. They are easy to operate. Both of them must be mixed to use, so it will have effect. It can help you to repair porcelain, tub, tile, bathtub, ceramic, fiberglass, useful and excellent, multi-functional and useful, perfect for household use. Features - Color: White. - Material: Crystal particles, silica, nano-silicon, UV resin materials. - Size: 6.60X4.90X4.90cm/2.59X1.93X1.93inch. - Note: Repair paste 1:1 mix using, stir for more than 3 minutes, apply evenly on the repaired area, make the surface flat, smooth it with sandpaper. - The tile repair kit can used to repair chips, scratches, dents and defects in your home sink, kitchen and bathroom. - Can work on fiberglass, acrylic, ceramic, porcelain, enamel, wide application for you to use. - It has very strong adhesion and can be barely detected, just after several simple steps. - Safe and odorless, useful and excellent, and provides a high gloss finish to make surfaces look newer. - Useful and simple, strong stickiness, no trace left after repairing, you can use it with confidence. Package list: 1 x repair paste A 1 x repair paste B 2 x wooden stirring sticks 3 x scrapers 1 x sandpaper 1 pair x gloves