This is an archival, removable varnish that protects oil and acrylic paintings and allows for the removal of dirt without damaging the painting
Liquitex Soluvar Final Picture Varnish Matte 13 1/2 oz. Spray Can
Liquitex Professional Spray Varnish 12-oz, Satin
Made By Stationerie, Artsie Vegan Handmade Mini Detailer, Miniature, Liner, Miniliners Brush Set of 15 Vegan , Handmade, Artists' Quality with Brush Holder for Professional Artist Premium Handmade Paintbrush Set – stationerie
Montana UV Effect Luminescent Transparent Varnish Spray Paint, 400ml can : : Home Improvement
Krylon 1312 Kamar Varnish, Fine Art Spray, 11 Ounce (6 Pack) : : Home Improvement
How To Seal An Acrylic Painting - Step By Step Painting