MSA 10124238 Hard Hat Chinstrap 4 Point Suspension Attachment, 3 4" Polyester Webbing, Pack or 10, Flexible Construction, Adjustable & Comfortable, Durable Versatile, Replaceable Non Metal Accessory safety harness making it great for spas 025 87659 25PK making it great for spas and water features that require high flow rates metalworking REUSEABLE & COST EFFECTIVE: Replaceable chinstraps solve the problem of normal wear and tear on hard hats and other protective gear ATTACHMENT POINTS: The chinstrap employs a 4 point attachment and is installed directly to the suspension of MSA headgear to complete necessary above the neck safety solutions