Material: The caulking strip is made of high quality PVC material, environmentally friendly, non-toxic, waterproof, mildewproof and moisture-proof. Size: 3.8cm x 3.2M per roll, 2 rolls in total, enough for home use Self-adhesive: The bathtub grout decoration has stronger adhesion and adhesion than traditional PVC Easy to install: No tools required, just peel off the plastic film on the adhesive side on the back and press it around the sink several times. Wide range of applications: The caulking strips can be used to seal the seams of gas stoves, sinks, toilets, bathtubs and walls, keeping kitchens and bathrooms tidy for a long time. Note: The data are all measured manually, please allow an error of 1-3 cm Due to differences in light and display, there may be some color differences, please refer to the actual item received.