The M3 also features:
• Sweat-resistant exchangable liner
• Three ABS external shells for a close and secure fit
• EPP multi-impact energy management
• One-handed release buckle tested under 500N Load
• Weight is 600 grams for sizes XS, S, M and L; 650 grams for XL and XXL (+/- 50 grams)
• Two internal audible pockets
• Instructions in the following languages. English, French, Dutch, German, Italian, Spanish, and Swedish
Sizes: XS (53-54 cm), S (54-56 cm), M (56-57 cm), L (57-59 cm), XL (59-60 cm), XXL (60-62 cm)