S1 Lifer Helmet Green Camo Matte aztek siren pro scooter The Half-Knuckle can be used

The Half-Knuckle can be used with threaded forks or ICS compression

solid color options

and hardness to keep you stoked on all terrain

Available in black and brushed color ways

S1 Lifer Helmet Green Camo Matte aztek siren pro scooter The Half-Knuckle can be usedS1 Lifer Helmet Green Camo Matte Certified helmet construction (meets all ASTM & CPSC requirements) Lightweight design Buckle fastening strap Interchangeable padding Available in Small,Medium,Large, XL, 2XL & 3XL (All adult sizing) S1 helmets the most comfortable certified helmet out there. We have always recommended riders wear their safety gear when at the skatepark and or the streets. But, we also understand that riding comfortably is a huge factor