On The Go Refillable Silicone Wristband Kit is hypo-allergenic and FDA approved. You can fill the wristband with hand sanitizer gel, sunscreen, bug repellent gel and more. Guard your OM when you Leave Home™. Guard yourself and loved ones from germs, harmful UV rays, mosquitoes and more! A fully reusable, refillable, recyclable, FDA approved, silicone wristband, the HandiGuru™ can do it all and is always there for you in a squeeze! One size fits all for kids and adults.