Environmental Waterproof Sealant Mastic Style:Buy 1 get 1 free（2 pieces） Six-thread overlock stitching prevents edge

Six-thread overlock stitching prevents edge fraying

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The middle thighs have lace edges and silicone lining to prevent curling

Gift For Crafters And Creative Souls

Environmental Waterproof Sealant Mastic Style:Buy 1 get 1 free（2 pieces） Six-thread overlock stitching prevents edgeFEATURES EXCEPTIONAL SEALING PERFORMANCE: Forms an airtight and watertight barrier around pipes, conduits, and wall penetrations. The mastic's high density composition expands slightly upon application to fill microscopic gaps, preventing water seepage and air leakage. Ideal for basements, bathrooms, and outdoor installations where humidity control is critical. STRONG ADHESION TO MULTIPLE SURFACES: Bonds securely to wood, concrete, metal, PVC, and