german style motorcycle helmet dot approved Vintage Half Helmet, Adult Men Women Retro Open Face Helmet, with Adjustable Quick Release Buckle, for Bicycle Cruiser Scooter, M~XXL 57~64cm : Automotive If your head measures L1 Motorcycle Helmet Headset Color:Dragon Blue Chewy

german style motorcycle helmet dot approved Vintage Half Helmet, Adult Men Women Retro Open Face Helmet, with Adjustable Quick Release Buckle, for Bicycle Cruiser Scooter, M~XXL 57~64cm : Automotive If your head measures L1 Motorcycle Helmet Headset Color:Dragon Blue Chewy

L1 Motorcycle Helmet Headset - Wireless Earphones for Riding

Diapers (1.5x your estimate), wipes, two full changes of clothes, feeding supplies, a change pad, comfort items, and first-aid essentials

Chewy

Color:Dragon Blue

So overall, ventilation’s pretty good – and probably too good in winter with those always-open chin vents

If your head measures in between sizes order the size smaller