The Outwell Seam sealer is useful for re-sealing and waterproofing the seams on most cotton canvas, nylon & polyester flysheets. This seam sealer is washable, flexible and colourless.
Supplied in a handy squeeze bottle.
To waterproof seams in nylon and synthetic fabrics always apply sealer
whenever practical. Wipe the surface with alcohol before applying the
sealer.