![Boston fit improvement. I have quite narrow feet and these inserts, though not ideal (minor sticky separation sound when you lift off while walking) have made them functional to use. They otherwise Boston fit improvement. I have quite narrow feet and these inserts, though not ideal (minor sticky separation sound when you lift off while walking) have made them functional to use. They otherwise](https://preview.redd.it/boston-fit-improvement-i-have-quite-narrow-feet-and-these-v0-ti3fwyoe6kf91.jpg?width=640&crop=smart&auto=webp&s=11e85a7a40606014e12ac3c08bacb6c9d2a6fb49)
Boston fit improvement. I have quite narrow feet and these inserts, though not ideal (minor sticky separation sound when you lift off while walking) have made them functional to use. They otherwise
![Amazon.com: Birkenstock Professional Men's Profi Birki-Clog RPL Footbed Flat, Miscellaneous, 36 EU/Womens 5 M US : Clothing, Shoes & Jewelry Amazon.com: Birkenstock Professional Men's Profi Birki-Clog RPL Footbed Flat, Miscellaneous, 36 EU/Womens 5 M US : Clothing, Shoes & Jewelry](https://m.media-amazon.com/images/I/71gzLszODoL._AC_UY300_.jpg)
Amazon.com: Birkenstock Professional Men's Profi Birki-Clog RPL Footbed Flat, Miscellaneous, 36 EU/Womens 5 M US : Clothing, Shoes & Jewelry
![Amazon.com: Birkenstock Adult BirkoSport Arch Support Insoles, Blue, 14-14.5 Women/12-12.5 Men : Clothing, Shoes & Jewelry Amazon.com: Birkenstock Adult BirkoSport Arch Support Insoles, Blue, 14-14.5 Women/12-12.5 Men : Clothing, Shoes & Jewelry](https://m.media-amazon.com/images/I/71ckVR6dfKL._AC_UY900_.jpg)