Amazon has the 1oz NEW-SKIN 2-in-1 Liquid Bandage Spray and Antiseptic for Cuts and Minor Scrapes for $4.24 - 5% off with Subscribe & Save (can cancel at any time) = $4.03 with free shipping on $35+ or with Prime.

Fast-drying, flexible liquid skin spray-on bandage protects wounds, blisters, calluses, minor cuts and scrapes, and stays on your skin unlike traditional adhesive bandages.