Made of premium EPE foam, our backer rod is non-absorbent and flexible. The 92FT length and 1/4,3/8,1/2 inch diameter provide an ideal solution for filling gaps and joints. Cut the foam rod to your desired length, insert it into the crack or gap, and cover it with sealant. The flexible material conforms to any space, making the installation quick and hassle-free. Perfect for sealing cracks in concrete surfaces such as floors, driveways, sidewalks, and walls. It also serves as an effective weatherproof seal for garage doors, protecting against drafts and water. Beyond sealing surface gaps, it excels in insulating, enhancing airtightness, and damp-proofing your home—offering multifaceted benefits for various household needs. Our foam backer rod is an economical way to fix gaps and joints around your home. Product name:Versatile Foam Backer Rod Product material: EPE Product color: White Product Usage: for Sealing Concrete Gaps, Expansion Joints, and Crack Filling Product packaging: Versatile Foam Backer Rod 1/4'',3/8'',1/2'' by 92 Feet