3M Secure Fit H-700 Hard Hats Non-Vented,Hard Hat H701SFR-UV, White, 4-Point Pressure Diffusion Ratchet Suspension, with UVicator

Suspension sits lower on the head to help reduce pressure and increase security
Smooth, easy turning ratchet suspension
Optimized comfort with height and head shape adjustments
Available in vented and non-vented versions