Features: Efficient Leak Prevention: Our revolutionary formula, based on water and rubber, can penetrate joints, cracks, and leaks to seal any cracked surfaces. It also forms a waterproof and protective coating in the surrounding area, ensuring long-term protection. Safe and Top Quality: Our product is made of top-quality, non-toxic materials that are friendly to both humans and the environment. It has been tested and approved for long-lasting durability, ensuring it will not harm humans or surfaces. Cost Saving: Our product helps save time, money, and energy by providing long-term protection after just one use. It can be used to seal through cracks, window sills, toilets, walls, and external walls. Easy to Apply: Applying our product is simple. Just he desired surface with the glue, and you're done. It effectively seals pipeline leaks on walls, ceilings, roofs, window sills, and more. Temperature Resistance: Our waterproof anti-leakage is designed to withstand temperatures in the summer without sagging or dripping. It also remains crack- and flake-free in the cold winter. Specification: Net content: 100g/300g Shelf life: 3 years Brush Size: 9.8*1.5cm Size: 300g: 9*7cm 100g: 7.2*6.2cm Notes: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor an brightness. 2. Please allow slight manual measurement deviation for the data. Include: 1*Insulation Sealant 1*Brush