Dyneema composite fabric- DCF (formerly cuben fiber) repair tape for most of your gear except silicone coated fabrics. Used also for seam sealing.
This tape has DCF CT2E.08 on one side and best quality 3M adhesive on the other.
This item is sold in 138cm long and 2.5cm wide sections. Just overlap the ends if you are sealing longer seams eg. tarps.