Specifications: Capacity: about 500ml Full curing time: 1-3 days Special function: waterproof Effective substance: greater than or equal to 70% Adapts to Substrate Deformation: Engineered to adapt seamlessly to substrate shifts, this repair solution uses high elasticity to tightly sealing gaps, minimize future cracks, and maintain overall structural integrity during use Dependable Surfaces Preservation: Delivers waterproof and leak-sealing performance that protects outdoor areas reduces maintenance stops water penetration and blocks invasive grass root growth for sustained structural resilience Long-Term Reliability: Designed to withstand wear and weather, it delivers a strong sealant barrier, cutting down on frequent and maintaining integrity in demanding settings over the years Finish Ensured: The self-gradeing solution moves effortlessly into cracks creating smooth surfaces after solidifying and is for projects where no complex tools are necessary providing dependable results every time Wide Application: Ensures wall waterproofing and is suitable for multiple scenarios, repairing fine cracks to wide addressing roof crack issues with consistent effectiveness Packing List: 1* Concrete Crack Filler 1* Mouth caps