Boston Super Grip Sole : Black Size:41 Narrow This anatomically designed arch support

This anatomically designed arch support is recommended for shoes and boots with heels up to 2 inches

patterns and materials

The high sides help to control both pronation and supination

Footbed: Removable cork with suede liner

Sole Material: Extra thin EVA

Boston Super Grip Sole : Black Size:41 Narrow This anatomically designed arch supportThis version of the original Boston from 1977 now comes with a Super Grip sole to help minimize slipping on surfaces. Please note that the Super Grip soles require upkeep. Exposure to heat, moisture, and chemical solvents will cause the soles to separate and peel. Re gluing of the soles is often common and necessary. Feel free to contact us for tips on repair and or damage prevention. Brand: Birkenstock Upper Material: Leather Sole Material: SuperGrip