Road ID Milk Allergy Bracelet - Band Stretch Silicone Bracelet - Allergy Wristband for Kids and Adults ROAD iD allergy alert bracelet is perfect for kids and adults. Descriptive faceplate is constructed with surgical grade stainless steel and made to last. Made from a lightweight, durable silicone, the band is comfortable enough to wear all day, and tough enough to withstand the elements. To ensure the perfect fit, each purchase includes (4) differently sized allergy wristbands . Alert bracelets are available in (3) colors - Black, Blue and Red.