Advantage 290 Respirator with 2 piece neckstrap. Mask can be adjusted to wearer for a comfortable fit, helping to reduce potential pressure points throughout the day. Adjustable crown strap adapts to different head sizes. Patented yoke and harness design enables quick and easy switch between lock-down and drop-down modes. Drop-down mode allows users to remove the facepiece and rest it safely against the chest until respiratory protection is required again. Lock-down harness mode allows the user to lock in personal fit so that the respirator can be donned without further adjustments.