HANG AWAY replacement tape strips (2 PACK). 3M duel sided acrylic foam. Each die cut piece measures 4"L x 1"H x 1/32" thick. acrylic/ foam adhesive tape/ 3M perminant/ mildew proof/ water proof This quality 3M tape secures to any surface, even to polypropylene plastic. It will not discolor and is water & mildew proof. Both sides have a protected liner & the same sticky. This flexible foam acrylic tape is considered to be permanent. It will take some effort to roll back tape after it's been on a surface for many months. This is the exact replacement size tape used to support the Hang Away Universal Toothbrush Holder.