Achieve perfect tousled curls with the t3 undone waves straight barrel attachment, compatible with the t3 twirl and whirl curling irons'. '.strtoupper('f')eaturing a tourmaline and ceramic coated 1” barrel to prevent frizz and maximize shine, the innovative interchangeable styling tool allows for endless looks with minimal heat damage'. '.strtoupper('s')imply click in your chosen barrel and get curling for gorgeous, salon perfect results'. '.strtoupper('f')eatures t3 tourmaline® and ceramic 1 straight barrel with clip to seal the cuticle fast and produce shiny, frizz free results digital t3 singlepass™ technology measures and adjusts temperature for consistent, healthy results and one pass styling camera lens inspired locking mechanism makes changing barrels fast, easy and secure'. '.strtoupper('a')ll barrels sold separately for alternative styling options this barrel cannot be used without the purchase of an accompanying tool'. '.strtoupper('c')ompatible with whirl trio, whirl convertible and twirl convertible.