With a medium last width of 100 mm

it is less focused on performance on groomed slopes

you can use the tube however you want

Ventilation: Reinforced air channels against fogging

Back Protector Vest 2.0 - Mens - Black Size:XL With a medium last widthBack Protector Vest 2. 0 is a back protector designed for skiers and snowboarders who want optimal protection and comfort during activity. The vest combines shock absorbing technology with good fit and ventilation. Product details: Protection: 3S (Sweet Shock Shield) with viscoelastic SAS TEC foam, 13 mm thick, shock absorbing upon impact. Certification: EN 1621 2: 2014, Level 1 Fit: Elastic mesh with soft Lycra collar, adapts to different body types