Thank you for viewing! ^_^ New material for making foldable hats! Shape-retaining material: Technorot Material: Polyethylene Technorot and heat shrink tubing are sold as a set, cut to order. Technorot: Diameter 0.7mm, 2.5m Heat shrink tubing: Inner diameter 2mm, 5cm If you need sizes not listed, please let me know. You can also request changes to the length, so feel free to ask. Technorot 7.5m, Heat shrink tubing 15cm: 520 yen Technorot 5.0m, Heat shrink tubing 10cm: 450 yen Technorot 2.5m, Heat shrink tubing 5cm: 300 yen Technorot 2.5m, Heat shrink tubing 6cm: 315 yen * A copy of the included instruction manual on how to use the heat shrink tubing will be included. This is a new, unopened item purchased from a store and then cut to order for sale. Although it is a new, unused item, it will be repackaged, so the Technorot may bend. (I try to roll it up neatly.) The product will be packaged and sent as shown in photo ③. About packaging: The instructions for using the heat shrink tubing (copy) will be folded into eighths, and the Technorot and heat shrink tubing will be placed between the folds. The product will not be visible from the surface of the OPP bag. Please open the OPP bag to check the product. It will be shipped via postal letter (mini-letter), so please be careful when opening it. I will strive to make our transaction a pleasant one. Thank you for your cooperation.