Spooky season meets quantum paradox! This Schrödinger’s Pumpkin sweatshirt features a retro Halloween design: a black cat peeking out of a jack-o’-lantern that’s both lit and unlit. Perfectly witty and nerdy, it’s a cozy way to celebrate fall while nodding to one of science’s most famous thought experiments.

Printed on premium Bella + Canvas oversized fleece sweatshirts, it’s soft, warm, and stylish — ideal for classrooms, fall nights, or as a clever Halloween costume alternative.

Why you’ll love it:

🐈 Clever Design: A cat + pumpkin in spooky superposition.

🎃 STEM Teacher Favorite: Classroom-appropriate and conversation-starting.

👕 Premium Comfort: Bella + Canvas sponge fleece, cozy + durable.

✨ Retro Aesthetic: Vintage-style design with orange + cream ink.

🍂 Perfect for Fall: Layer it with jeans or joggers for effortless style.

· 60% Airlume combed and ring-spun cotton, 40% polyester fleece
· Athletic Heather is 94% Airlume combed and ring-spun cotton, 6% polyester fleece
· Fabric weight: 10 oz./yd.² (339 g/m²)
· Slightly dropped sleeves
· Relaxed, oversized unisex fit

This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!

Size guide