Serene T-Shirt: Minimalist Cotton Tee for Calm Living

Serene – Calm Is the New Power

“Serene” isn’t stillness — it’s self-mastery.
This Karma Penguin unisex tee embodies grounded elegance and mental clarity in its simplest form.
Woven from premium cotton and printed with minimalist precision, it’s a wearable mantra for those who know that presence is the ultimate power move.

Why You’ll Reach for It on Repeat

Cloud-soft comfort – 100 % combed ring-spun cotton (heathers add polyester) for smooth, lasting wear.
Flattering for all – Side-seamed construction flows naturally from XS to 3XL.
Peace in motion – The “Serene” text centers your mindset while elevating your style.
Built to last – Shoulder-to-shoulder taping and double-needle hems provide structure and durability.

Size, Fabric & Color Details

Fabric weight 4.2 oz/yd² (142 g/m²) — light yet structured for effortless comfort.
Pre-shrunk for a consistent fit.
Solids = pure cotton | Heathers = cotton/poly blend.
Responsibly sourced blanks from Nicaragua, Mexico, Honduras, or the USA; printed to order with eco-friendly, water-based inks.

Production & Shipping

Made to order in 2 – 5 business days, then ships with tracking.
Estimated arrival: USA 3 – 7 days • UK/EU 4 – 9 days • Worldwide 7 – 15 days.

Care Instructions

Machine-wash cold, inside-out, gentle cycle.
Tumble dry low or hang.
Avoid bleach; iron inside-out only if needed.

Complete the Look

Pair your Serene tee with our Positive Vibes Mugs — the perfect addition to a peaceful morning ritual. Explore the collection here:
https://www.etsy.com/shop/KarmaPenguin?ref=return_to_search&section_id=55163856

Add to Cart and Move with Grace

“Serene” is your reminder that calm is confidence. Tap Add to Cart and carry your peace wherever you lead.

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.

Print-on-Demand Products: Everything we offer is made to order (no dusty warehouse boxes here). Printful does not accept returns for buyer’s remorse or incorrect size selection. Returns or exchanges are only accepted if the item is defective or misprinted. If something’s wrong, email support@karmapenguin.com
 within 14 days of receiving your order.

Refunds: Refunds for eligible issues will be issued to the original payment method by Aurora Amore LLC, DBA Karma Penguin, within 5 – 10 business days.

Please note: while we process refunds promptly, the time it takes for funds to appear in your account may vary depending on your financial institution’s processing policies. (Translation: we move fast, but your bank might not.)

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!