This is one of the stickiest tapes you can get! Ideal for extended wear and getting that super bond when you need it. It is also skin-safe and has added vent-holes to allow the skin to breathe. Holding for 30-40 is not unusual. Mini Bonding Strips are great for attachment around the perimeter or where needed for an extra long hold. - Package of 40Euro Mini-Bond Tape : 3 – 6 Week Hold* - ¾” x 1 ½” With Holes 1 Bag – 40 Pieces Euro Mini-Bond Adhesive Tapes have double-sided adhesive providing a long lasting, strong hold for bonding all hair systems and extensions to your head, and these items also sell under other names but are exactly the same tape with holes. Tape is stronger than Blue Liner with less messy clean up. Bonding time per manufacturer up to 3 – 6 weeks*. Each tape is ¾” x 1 ½” in a C contour shape and are for spot and perimeter bonding and extension attachment. This is the “original” tape with holes, and the holes let your scalp breath and make it easier to remove. Tape is clear with low shine, is as thin as plastic wrap, and provides a strong hold on extended wear and lace systems. This tape can also be used in combination with liquid adhesives.*Attachment time varies from one individual to another, the oily the skin the shorter the hold time.