Free 2-day Priority shipping on orders $99+
Free shipping via USPS priority mail to addresses in the contiguous USA. Some exclusions apply on large & oversize items. See our shipping page for more details.

Icebreaker Quantum Headliner Hat - Unisex

Out of stock
Good Sports super fast shipping
Ask A Style Expert: Chat Now - or - 877 443-1951

With a slim stretchy design that fits perfectly under your ski bike or climbing helmet the Quantum Headliner is a minimalist beanie for under protective headwear. Made from a super-soft merino terry fabric with a touch of LYCRA® for stretch the Quantum also features earflaps for added warmth.


  • 260 midweight
  • 98% Merino wool / 2% LYCRA®
  • Regular fit
  • Warm
  • Comfortable
  • Breathable
  • Warm liner that fits under helmet for snow sports
  • Ear flaps for extra cold comfort
  • Non-itch
Write Your Own Review
You're reviewing:Icebreaker Quantum Headliner Hat - Unisex
Your Rating
You have no approved questions.
Ask Your Question
Jot us a note and we’ll get back to you as quickly as possible.