The doublesides tape can't stretch but very strong. It's an acrylic-base tape with a urethane carrier. You can count on 2-4 weeks holds. it comes in packs with 5 sheets of 12 tabs, 60 tabs total.
MEASUREMENTS:
1&9/16" x 5/16" (4cm x 0.8cm)
Compatible with all similar size hair wefts.
Caution:
Do not leave tape in longer than 6 weeks. It becomes more difficult to remove.