Skullerz 8967 Class E Lightweight Cap-Style Hard Hat, 6-Point Rachet Suspension, Lime, Ships in 1-3 Business DaysFlexible open suspension frame and always-open venting improve air circulation and make for a cooler hard hat in the heat.Removable foam-backed hard hat sweatband is breathable and washable.Height adjustable 6-Point suspension for a more customized comfortable fit and better dispersion of force (compared to 4-Point systems). WARNING: Cancer and Reproductive Harm -- www.P65Warnings.ca.gov - Cancer:N/A;;Reproductive Harm:N/A