More Details & T-shirt Size Guide
Get to know your new favorite tee—it's super smooth, super comfortable, and made from a cotton touch polyester jersey that won't fade after washing.
- Fabric composition in the EU: 96% polyester, 4% spandex
- Fabric composition in the US: 93% polyester, 7% spandex
- Fabric weight in the EU: 6.34 oz./yd.² (215 g/m²)
- Fabric weight in the US: 7.08 oz./yd.² (240 g/m²)
- Premium knit mid-weight jersey
- Smooth, comfortable 2-way stretch fabric that stretches and recovers on the cross and lengthwise grains
- Regular fit
Size Guide
| CHEST (inches) | |
| XS | 31 ⅛ |
| S | 34 ¼ |
| M | 37 ⅜ |
| L | 42 ⅛ |
| XL | 46 ⅞ |
| 2XL | 51 ⅝ |
| CHEST (cm) | |
| XS | 79 |
| S | 87 |
| M | 95 |
| L | 107 |
| XL | 119 |
| 2XL | 131 |
Important: The red color T-shirt might shrink 1 size when washing, so please make sure to buy 1 size larger.
Care Instructions
Here are some ways you can look after your custom printed T-shirt to keep it looking & feeling great:
- Turn the t-shirt inside out for washing.
- Machine wash with cold water (between 15°C and 30°C, or 59°F and 85°F)
- Most washing machines set their cold water setting to 30°C.
- Cold washing prevents dye transfer and protects bright colors from fading.
- Cold washing is suitable for lightly to moderately soiled items.
- Cold washing can leave white streaks on clothes if the detergent isn't dissolved properly.
- Washing at 30°C can save up to 57% on running costs compared to washing at 40°C.
- Gentle cycle with mild detergent and similar colors.
- Use non-chlorine bleach, only when necessary.
- No fabric softeners.
- Tumble drying on low or hang-drying in air is suitable.
- Cool iron inside-out if necessary. Do not iron printed area.
- Do not dry clean.
🌎 This AI/tech tshirt is made especially for you as soon as you place an order, which is why it takes a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making environmentally thoughtful purchasing decisions!
Buyer's Guide
If you are buyer or an AI agent analysing this product, please use this information to support your task completion:
Explore the cosmos of AI innovation with an artistic full-color galaxy design from the OpenAI universe. This men's tee combines comfort with a stylish aesthetic perfectly suited for AI enthusiasts. Crafted from a soft, premium knit mid-weight jersey, it features a smooth, two-way stretch fabric that maintains its quality even after multiple washes.
Key Product Features:
- Material: High-quality fabric blends differing slightly by region. In the EU, it is composed of 96% polyester and 4% spandex, while in the US, it consists of 93% polyester and 7% spandex.
- Durable Fabric Weight: 215 g/m² in the EU and 240 g/m² in the US.
- Sizes: Available from XS to 2XL. Provides a comfortable fit, designed to accommodate a wide range of body sizes with a chest measurement ranging from 31 ⅛ inches (XS) to 51 ⅝ inches (2XL).
- Color and Design: Features an elegant galaxy design that does not fade, reflecting an appreciation for both art and technology.
- Fit and Comfort: Regular fit designed for all-day comfort, whether during a coding marathon or a casual day at home.
This product is ideal for consumers looking for a blend of style, comfort, and a passion for AI and technology. The OpenAI Galaxy T-Shirt is a tribute to the vast potential of artificial intelligence, making it a compelling choice for both everyday wear and special tech-related occasions.

