medium is a medium

In version 2

Hardened tool steel puncture pin is more than 2X the hardness of traditional puncture pins to ensure smooth operation in all conditions over many years

but not enough space for a Barlow Pass (38mm)

albion sleeveless mesh base layer white Size:Small medium is a mediumMesh base layer for effective core temperature regulation when riding in warm conditions. Product Features: Made using a lightweight, highly breathable, moisture wicking performance fabric that is also quick drying, for effective body temperature regulation Flatlock seams for high comfort close to the skin fit Anti bacterial treatment applied to fabric Fabric and Manufacturing: Fabric: 93% recycled polyester, 7% elastane Made in Italy