The most important part of the body is the brain. These helmets have different certifications ranging from single impact to dual certified/multi-impact. The most protective helmets are those that are Dual Certified and Multi-Impact helmets. These dual impact helmets offer supreme protection when it comes to preventing concussions. While skating, you definetly want to wear a helmet because you never know when those 8 wheels will slip right out from under ya. These helmets will ensure you get back up without damage!