SIMPSON HS.CHD.11.M61 Hybrid Sport Child with Sliding Tether M61 Anchors (included) (SFI 38.1)Simpson Hybrid Sport Child Youth is the new generation SFI and certified Head and Neck Restraints, Also called "Hans Protection". Sport is a lightweight composite version of the most advanced Head and Neck restraint system on the market. It protects against Front, Side and Offset impacts. Besides the high comfort of the Hybrid Sport, it also allows easier entering and exit out of the race car thanks to the low profile This economy model weights as