Trim your sails for optimum performance. Attached air flow over sails is critical. Air flow directions are indicated by these tell tails. Made of light weight rip stop nylon (Red/Green). Attaches to sails with waterproof adhesive disks.
- Waterproof adhesive locator discs insure long life
- No holes required in your sails
- Ripstop nylon for maximum sensitivity
- High visability
- Includes 14 tels - 7 green and 7 red
