Authorized Black Einstein K=Fc² shirt Unisex T-shirt, Sweatshirt, Hoodie, Long Sleeve Tee

Fresh Design, Premium Fabric – Printed Just for You

Some clothes you wear. This one wears confidence for you. DTG-printed on buttery-soft Gildan® blanks – the kind of quality you feel the second you put it on.

📸 The photo features a T-Shirt, but you’re not limited to that! This design is available on T-Shirt, Long Sleeve, Sweatshirt & Hoodie. Pick your style and we handle the rest.

What Makes It Hit Different

• 🎨 Zero Compromise – Vivid, detailed DTG print. Throw it in the wash – the design isn’t going anywhere.
• 🧵 Feels Like a Hug – Gildan® fabric with OEKO-TEX certified dyes. Premium comfort from the inside out.
• 👕 Comfort First, Always – Taped neck, reinforced shoulders, tear-away tag. Built for all-day wearability.
• 🇺🇸 Wear It With Pride – Made with American cotton from the US Cotton Trust Protocol. Quality from the ground up.

Fabric Specs

• Cotton Tees & Long Sleeves: 100% US cotton at 5.3–6 oz – naturally soft and breathable.
• Fleece (Sweatshirt & Hoodie): 8 oz cotton/poly blend – warm, smooth surface, anti-pill finish.
• Sport Grey uses a 90/10 cotton/poly blend for its signature heathered tone.

Color & Size Guide

Choose your favorite color and find the perfect fit:

1. Find your color in the chart above.
2. Match your measurements to the size guide.
3. Add to cart and check out securely.

When Will It Arrive?

• ✅ Production Time: 1–3 business days.
• 📦 US Delivery: 3–7 business days.
• ⚡ US Rush Option: 3–5 business days.
• 🌍 Rest of World: 1–2 weeks.

Each piece is printed on demand after you order. Double-check your size before checkout. Size-related returns aren’t available, but reach out if you need any help – we’ve got you.

🛒 Head to InkVerseWear.com for more. Quality prints. Premium fabric. Happy customers.