Flex Seal Mini Aerosol Liquid Rubber Sealant Coating, 2 oz, Clear - Walmart.com
Amazon.com: Mod Podge Spray Acrylic Sealer that is Specifically Formulated to Seal Craft Projects, Dries Crystal Clear is Non-Yellowing No-Run and Quick Drying, 12 ounce, Gloss
Amazon.com: Gorilla Waterproof Patch & Seal Spray, Clear, 14 Ounces, (Pack of 1) : Everything Else
Krylon K18200007 Make It Last Clear Coat Sealer 6 Ounce - Spray Paints - Amazon.com