CH-AS3 - Regular Seamstick Tape - Non-Yellowing acrylic adhesive coated on both sides of a mylar carrier, has excellent tack properties. Used to hold panels of sailcloth while they are being sewn into a sail. 3/8" wide - 72 yards per roll.
CH-ASV3 - Super Seamstick Tape - 0.5 mil polyester film coated on both sides with 3 mils of an ultra high peel acrylic adhesive. Designed to immediately adhere to most types of sail materila and Sunbrella without head assist. 3/8" wide - 60 yards per roll.