The Army Painter GameMaster - Terrain Sealer: Matt Sealer, (10 Ounce) - Matte Spray Paint Primer with Matte Filler Primer for Crafts, Dungeon Dragon Terrain Tiles, & Tabletop Wargaming Scenery. - Amazon.com
Aleene's Acrylic Spray Sealer 6 oz Gloss, Clear - Walmart.com
FLEX SEAL FAMILY OF PRODUCTS 14 oz. Clear Aerosol Liquid Rubber Sealant Coating Spray Paint (6-Case) FSCL20 - The Home Depot
Amazon.com: Krylon K03800000 Glitter Blast, Clear Sealer Fast Drying Coat to Increase Durability, 6 oz : Arts, Crafts & Sewing
Alpine Corporation Americana Clear Matte Water-based Polyurethane Aerosol Spray (12-oz) in the Sealers department at Lowes.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