4 Rolls Toy Block Building Tape - Self Adhesive Flexible Peel & Stick Silicone Strips Total Length 12ft, Build-a-Brick 2 stud block tape turns any surface into a base plate : Amazon.co.uk:
ORANGE DOLPHIN BRICK TAPE - WBCS Ltd
Sticky Brick Tape - 1 Metre length for Lego blocks | vogizmo