Slumpy's

09/04/2026

Heads up: Our offices will be closed Monday, September 7th, for Labor Day. Thank you for your understanding! 💛

09/04/2026

Slump it, slump it real good! 🔥 Enjoy 25% off select molds September 4-6 at Slumpy's!

Thanks to glass artist Ken Lipack of Soul Light Studios for creating this beautiful piece using our Valencia Bowl Mold (SM-226). Simply stunning!


✨ Offer ends midnight EST. Order $450 after all discounts have been applied in order to receive free shipping with the contiguous USA. Some exclusions apply and may not be combined with other offers. ✨

Welcome to Slumpy's, the Glass Mold Company. More than just offering glass slump molds, we offer warm glass, glass tools, and warm glass supplies.

09/03/2026

What’s one glass color you can’t stop using? Drop your current favorite below! 👇

09/02/2026

Sweet, spooky, and ready to display! 🎃🍬

This candy corn-inspired fused glass piece brings all the Halloween vibes, and the AIA310 6" V-Stand makes it easy to turn your glass art into a festive tabletop display. Perfect for showing off seasonal creations all spooky season long!

🖤 AIA310 6" V-Stand - https://loom.ly/P-scFh4
How are you decorating with glass this Halloween?

08/31/2026

Ready to level up your savings? 🌟

The more you stock up, the more you save during our Level Up Sale!

From August 31–September 1, save BIG with promo code LEVELUP26:
💛 12% OFF orders of $100+
💛 17% OFF orders of $250+
💛 20% OFF orders of $500+

Whether you’re restocking studio essentials, preparing for busy season, or checking a few big-ticket items off your wish list, this is the time to make your order count. ⬆️ Bigger cart. Bigger savings.


✨ Offer ends midnight EST. Order $450 after all discounts have been applied in order to receive free shipping within the contiguous USA. Some exclusions apply and may not be combined with other offers. ✨

08/28/2026

Pick ONE: Fusing 🔥 or Slumping 💫 Which part of the process do you enjoy more?

08/27/2026

⚡️ FINAL DAY ALERT! ⚡️

Last chance to get 25% off ceramic molds! 🙌 Sale ends TONIGHT, August 27. Stock up while you can!

Featured Mold: SM-9503 Jumpin Jill Splash Mold


✨ Offer ends midnight EST. Order $450 after all discounts have been applied in order to receive free shipping within the contiguous USA. Some exclusions apply and may not be combined with other offers. ✨

08/25/2026

🎉 Carolina Mold Rush is here! 🎉

Get 25% off ceramic molds now through August 27! 🙌 Perfect for creating stunning fused glass, our molds help you bring unique designs to life. Stock up and save!

Featured Mold: SM-9461 Scoop Mold


✨ Offer ends midnight EST. Order $450 after all discounts have been applied in order to receive free shipping within the contiguous USA. Some exclusions apply and may not be combined with other offers. ✨

Welcome to Slumpy's, the Glass Mold Company. More than just offering glass slump molds, we offer warm glass, glass tools, and warm glass supplies.

08/24/2026

Fall colors + fused glass = a perfect match. 🍂✨

This stunning piece was draped over the SS-781 Large Wave Mold, creating a sculptural display with beautiful movement and dimension. We love how the textured clear glass and colorful leaf details catch the light!

🍁 SS-781 Large Wave Mold - https://loom.ly/mk6uQCY
What would you create with this shape?

08/23/2026

🔥 Reminder: Savings are still going strong!

There’s still time to stock up and save—the more you order, the bigger your discount! Save 10% off orders of $300, 12% off orders of $500, or 15% off orders of $750 with promo code FIREDUP2026 - today, August 23, only.

Whether you’re restocking studio essentials or planning ahead for the busy season, now’s the time to fill that cart and maximize your savings. 🙌


✨ Offer ends midnight EST. Order $450 after all discounts have been applied in order to receive free shipping within the contiguous USA. Some exclusions apply and may not be combined with other offers.