Results Improve Over Time Tee
Results Improve Over Time Tee
Size guide
Size guide
Unisex fit. True to size for most people. Size up for a roomier fit.

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Returns & replacements
Returns & replacements
Because our shirts are made to order, we do not accept returns for wrong size or change of mind. If your item arrives damaged, defective, or misprinted, contact us within 30 days and we’ll make it right.
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Like a complex experiment, the best outcomes in the classroom—and the best students—don't happen overnight.
Whether you're running a titration lab, explaining the periodic table for the hundredth time, or just waiting for that "aha" moment to finally click, this tee fits the vibe perfectly. It’s ideal for comfortable wear during long days of grading lab reports, supervising the science fair, or casual Fridays in the department wing. With its vintage aesthetic and growth mindset message, it’s a wearable reminder to trust the process.
Perfect for: Science teachers, STEM educators, lab techs, and chemistry enthusiasts.
Key Benefits:
- Retro Aesthetic: The vintage typography and beaker graphic offer a stylish, old-school cool that stands out in the hallway.
- All-Day Comfort: Breathable cotton makes it easy to move from the whiteboard to the lab bench without overheating.
- Conversation Starter: The positive message resonates with students and colleagues alike, promoting patience and persistence.
- Versatile Fit: The classic unisex cut looks great tucked into jeans or worn loose over leggings.
Product Features:
- Durable medium-weight 100% cotton fabric (natural and solid colors) for reliable comfort
- The Gildan 5000 is made with medium fabric (5.3 oz/yd² / 180 g/m²) consisting of 100% cotton t-shirt
- Tubular knit construction without side seams for a clean, waste-reducing look
- Ribbed, seam-free collar and shoulder twill tape to retain shape and prevent stretching
- Dual printing: DTF for sleeves/labels and DTG for main artwork for crisp, detailed graphics
- Tear-away label, Oeko-Tex certification, and ethical US cotton sourcing with a 2-year EU warranty
Care Instructions:
- Machine wash: cold (max 30C or 90F)
- Non-chlorine: bleach as needed
- Tumble dry: low heat
- Do not iron
- Do not dryclean
Grab this tee for your favorite science teacher or treat yourself before the next grading period begins!
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