Alpha® Classic Liners Sizing Guide Please refer to the illustrations for recommendations for fitting Alpha Classic 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. Alpha® Classic Liners with Uniform/Contoured/Tapered Profiles Sizing Guide Small Medium Plus Large Plus Extra Large Distal Measurement Proximal Measurement Medium Plus Proximal Measurement Distal Measurement 4 cm (1.5 in) from distal Large Plus Extra Large Alpha® Classic Liners with Progressive Profile Sizing Guide NOTE: Accordion distal umbrella sizes change with each size liner. Small Proximal Measurement Distal Measurement Medium Plus Large Plus Extra Large Proximal Measurement Distal Measurement 4 cm (1.5 in) from distal Medium Plus Large Plus Extra Large