Science Pi Chemistry Sweatshirt — "The Big Three" Nerdy STEM Sweatshirt
Wear a quiet wink to the lab and classroom. This cozy crewneck pairs soft, midweight fabric with a playful science-and-math graphic: an atom, the pi symbol, and a chemistry flask above the words “THE BIG THREE.” It sits roomy and relaxed for long study sessions, late-night problem sets, or casual weekends of tinkering. The embroidered or printed artwork keeps its clean lines wash after wash, while the ribbed collar and double-stitched seams hold shape through frequent wear. Slip it on with jeans or joggers and feel part of the curious crowd—comfortable, clever, and a little bit nerdy.
Product features
- Embroidered or printed artwork available on chest and wrists
- Medium-heavy 50/50 cotton–polyester blend (8.0 oz/yd²) for warmth and durability
- Tubular knit (no side seams) with ribbed knit collar to retain shape
- Double-needle stitched seams for long-lasting wear
- OEKO-TEX® certified dyes and DTF/DTG printed inner labels; ethically grown US cotton
Care instructions
- Machine wash: cold (max 30C or 90F)
- Non-chlorine: bleach as needed
- Tumble dry: low heat
- Do not dryclean
Without side seams
Knit in one piece using tubular knit, it reduces fabric waste and makes the garment more attractive
Ribbed knit collar with seam
Ribbed knit makes the collar highly elastic and helps retain its shape
Embroidery
Embroidery decoration method available on either left chest, center chest, or large center chest, as well as right + left wrists
Age restrictions
For adults
Other compliance information
Meets the flammability, lead, cadmium, bisphenols and phthalates level requirements.
Country of origin
Made in Nicaragua
DTF inner neck labels
The inner neck labels and wrist prints are printed using the Direct-to-Film (DTF) print method, while the rest of the prints are done with the Direct-to-Garment (DTG) method.
; Do not dryclean; Machine wash: cold (max 30C or 90F); Non-chlorine: bleach as needed; Tumble dry: low heat.
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We want to make sure that you are satisfied with your order and we are committed to making things right in case of any issues. We will provide a solution in cases of any defects if you contact us within 30 days of receiving your order.
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