Pro-Form® Mouthguard Laminates are the only pre-made laminated mouthguard material in the industry, and are widely used by leaders in custom-made mouthguards. By laminating two layers of soft EVA together, the laminate has excellent tensile strength. All of these features make the Pro-Form mouthguard laminate the material of choice for custom-made mouthguards. Does not contain latex, BPA, gluten, or monomer. 4mm 5”x5” (127 x 127mm) squares