Check the listing for details. 6897 Headband Full Mask Replacement Strap for 3M 6000 Series Full Facepieces US. Color: Gray, Condition: New. Listed at 7.99 USD. Product Description： Replacement Strap - Replace old, ripped, and worn-out straps on your industrial respirator mask with Impresa's Replacement Head Harness Straps. The 1-pack makes for the perfect fit to extend respiratory equipment service life Multi-Purpose - Use the replacement mask strap when needing to update your equipment at home; it's also great for keeping in doctor's offices, nursing homes, care homes, and hospitals for patients reliant on respirators Comfortable Fit - The head strap is made from ultra-strong, durable silicone material that you can easily adjust to loosen or tighten as much as you need to hold your facepiece in place; compatible with designated facepieces of the 6000 Series. Compatible with Most Facepieces - The strap harness fits large and small masks and is compatible with 3M Full Facepieces 6700, 6800, 6900. Package Include: 1 X Strap