I don't know what the soapy thing is between the holders but it glued 8 holders together once I opened the plastic packaging. It doesn't come off after cleaning, so I just threw it away.
Heavy-Duty Perforated Sticker Supplies with Advanced Cushioning
3 Review
π¨ Fuxury Blue Anti-Static Bubble Cushion Wrap Roll - 2 Rolls, 72 Feet Total: Protect and Secure with Air Bubble Technology!
3 Review
π¦ 6X10 Inch Pouches for Secure Cushioning in Shipping Supplies
3 Review
Fuxury Pink Anti-Static Bubble Cushion Wrap Roll Air Bubble Roll 1 Roll 36 Feet
3 Review