IOSSO seam sealer prevents most seams from leaking. Recommended for sealing seams on cotton, cotton blends, polyester and synthetic woven fabrics.
Seam sealer’s water repellency will vary with vinyl coated and vinyl laminated fabrics due to seam construction. Iosso Seam Sealer will not change the look or feel of the fabric.
Ideal for sealing seams on canvas boat covers, canvas awnings, canvas tents, backpacks, etc.
Soft dauber for easy application.