Scott Wit Bike Helmet for $46.73. Select in-store pickup at REI to save on shipping. Otherwise shipping is free on orders over $50. If needed, use this Filler Tool to qualify for free shipping. Here is a screenshot for reference. Its Micro Rotary Adjustment System (Micro R.A.S.) features an easy-to-use dial enabling one-handed fit adjustments. Most places have it for about $79.