WillowWood® Express Liner Sizing Guide Please refer to the illustrations for recommendations for fitting WillowWood® Express Liners. Shown below are limb circumferences that the various liners will fit, measured at 4 cm (1.5 in) and 30 cm (12 in) from the distal end. If converting from Alpha® Classic or Alpha Hybrid Liners with a uniform profile, use the two measurements to determine the appropriate size in WillowWood Express Liners. Uniform Prole Size Chart - WillowWood Express Liner - 12/17/2013 Medium Medium Plus Large Plus Distal Measurement Proximal Measurement Medium Plus Large Plus Proximal Measurement Distal Measurement