If you are a clinic or Physio - please contact us for Trade pricing. Low Density: Provides durability while offering moderate control with high levels of shock attenuation. Low Arch Suitable for:Well supportive footwearNarrow low bulk footwear Bio Mex is a sophisticated addition to the Bio family. It is made from two densities of high-quality polypropylene making it slender, flexible and strong for excellent biomechanical control. Available in a low and medium arch height, the Bio Mex is easily customised through heat moulding, grinding and FREE self-adhesive components if required. Bio Mex is a 3/4 length shell, supplied with a separate self-adhesive full-length EVA top cover. SHELL: High-quality polypropylene TOP COVER: High-quality EVA with an anti-microbial fibre cover (to increase hygiene and prevent the growth of bacteria) Orthotic Sizes: XS / S / M / L / XL UK: 3-4.5 / 5-6.5 / 7-8.5 / 9-10.5 / 11-12.5 EU: 36.5-38 / 38.5-40 / 40.5-42 / 42.5-44 / 44.5-46US: 5.5-7 / 7.5-9 / 9.5-11 / 11.5-13 / 13.5-15 COMPONENT KIT INCLUDES: 2x heel cushions. 2x 4 degree forefoot wedges (full length only). 2x 4 degree rearfoot wedges. 2x 5mm heel lifts. 2x calcaneal dell, 1st metatarsal head & ray replaceable plugs ( 3/4 length only).