Built on a solid foundation - Premium Tee

Strong core. Questionable cravings.

This t-shirt is for the ones who lift heavy, snack harder, and know that abs are made in the kitchen — one slice at a time.

Minimal design. Maximum truth. Whether you're crushing leg day or reaching for that post-workout donut, this tee's got your back (and front).

🔥 Soft premium cotton feel
✅ Unisex fit – true to size
🧼 Pre-shrunk, so it stays your ride-or-die
🌎 Ethically made & printed on demand

Wear it to the gym. Wear it to brunch. Just don’t forget to train your core — and feed it.
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More details:
Get an eco version of a beloved classic in this unisex t-shirt made from 100% recycled materials. Its lightweight fabric and time-tested fit make this tee a true staple for warmer days.

• 65% recycled polyester, 35% recycled Airlume combed and ring-spun cotton
• Fabric weight: 4.2 oz./yd.² (142 g/m²)
• 32 singles
• Unisex sizing, regular fit
• Side-seamed construction
• The recycled content of this product is certified under GRS (Global Recycled Standard)
• Blank product sourced from Nicaragua

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!

Age restrictions: For adults
EU Warranty: 2 years

In compliance with the General Product Safety Regulation (GPSR), Oak inc. and SINDEN VENTURES LIMITED ensure that all consumer products offered are safe and meet EU standards. For any product safety related inquiries or concerns, please contact our EU representative at gpsr@sindenventures.com. You can also write to us at 123 Main Street, Anytown, Country or Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus.

Size guide