Polyimide (Kapton) Tape 5mm x 33yds - ProtoSupplies
Conductive Nylon Fabric Tape - 5mm Wide x 10 meters long : ID 3961 : $2.95 : Adafruit Industries, Unique & fun DIY electronics and kits
BAZIC 5 mm x 236" Correction Tape Bazic Products
Amazon.com: ihreesy Double Sided EVA Foam Tape,Thickness 5mm White Self-Adhesive Weather Seal Stripping Foam Insulation Tape Car Door Window Mounting Adhesive Tape,4cm x 2m : Tools & Home Improvement
3M™ Acrylic Foam Tape PX5005, Dark Gray, 0.5 mm | 3M United States