What is Slumpy’s?

Slumpy’s is the leader in producing glass slumping molds for the art glass industry. We have over 35,000 square feet of glass slumping molds, glass fusing supplies, fusible art glass, and other glass art supplies. Slumpy’s has the largest selection and inventory of clay mold forms in the industry... at the best prices too!

Offering a huge selection of fusible art glass in a wide variety of colors, fusing tools, and a plethora of accessory products to complete your glass art projects, you'll find everything you need for your studio and everything you want to satisfy your creativity in ONE place.

Why choose Slumpy’s for your Warm Glass Supply needs? Less Hassle Slumpy’s is easy to do business with. Selection Slumpy’s offers the most selection of warm glass molds found from any supplier in the world. Reliability Slumpy’s warm glass molds are used throughout the world. We take great care to produce durable, highly valued molds that create unique glass art. Low Risk Slumpy’s guaranties our products will perform to your satisfaction or we will refund your money. Price We offer the best prices for warm glass molds on the planet. Speedy service 90% of our orders ship within 24 hours. Register An Account