Check the listing for details. Langer DIAB-A-SHEET PPT & Plastazote Diabetic Shoe Insole Sheet Material 18"x39". Condition: New. Listed at 43.99 USD. Brand new original Langer Biomechanics Diab-A-Sheet (Now owned by Justin Blair Company) from a trusted national podiatry supply dealer. YOU GET ONE SHEET OF THE THICKNESS OF YOUR CHOICE.Colors Blue/FleshSheet Size (SQ.FT) 4.88Description A combination of Plastazote on one side, which reduces shear and distributes forces more evenly, and PPT® on the reverse side for shock absorption and cushioning.Features • PPT® is the #1 medical grade soft-tissue supplement for cushioning, durability and the highest degree of shock absorption. • PPT® provides the maximum comfort and flexibility. • PPT® is available for all your orthopedic, therapeutic, orthotic, and prosthetic applications, including custom orthotics, prefabricated orthotics, prosthetic padding and other biomechanical supports. • Sheet size 18”x 39” (4.88 sq ft) Diab-A-Sheet is Available in the following thicknesses: • 1/16" PPT® / 1/8" Plastazote • 1/8" PPT® / 1/8" Plastazote • 1/8" PPT® / 1/4" Plastazote$11.99 shipping within all of USA. We have over 140 years of combined podiatry sales experience.