Smooth tire with well spaced, light inverted tread and large grain size for exceptional grip on wet or dry Smooth tire with well spaced, light inverted tread and large grain size for exceptional grip on wet or dry KEV - Kevlar Pro Tech technology reinforces the casing with a flexible, very dense 100% kevlar (aramid) textile grid 11STRM - ElevenSTORM is the new exclusive performance compound developed by Hutchinson R&D Laboratory, offers improved grip, mileage, rolling resistance and comfort. TR - Tubeless Ready, compatible with sealant based tubeless systems or with tubes