Tenth & Pine

Be Mine Organic Kids T-Shirt Long Sleeve

  • Be Mine Organic Kids T-Shirt Long Sleeve
  • Be Mine Organic Kids T-Shirt Long Sleeve
1 1
Build Your Bundle
Mix & Match
$20 OFF $60
Everyday favorites, better together.
$40
$60
$30 OFF $90
Enjoy Free Shipping
$60
$90
$50 OFF $150
Enjoy Free Shipping
$100
$150

Loved by families for nearly a decade — timeless, soft, and sustainably made.

Made In USA | Organic & Eco-Friendly

Certified Organic Cotton | Non-Toxic Inks

Gentle on Sensitive Skin | Hand Me Down Quality

  • Hurry, only 2 items left in stock!
$28.00
$28.00
Color: Red
Size
Sizing Guide

Ships fast from Colorado — easy 30-day returns.

Be Mine Organic Kids T-Shirt Long Sleeve
Be Mine Organic Kids T-Shirt Long Sleeve

  • Easy 30-Day Returns

  • Free Shipping $50+

  • Secure Checkout

  • Trusted by 100,000+ Families

Details

Made for all the little loves. Our Be Mine. Organic Long Sleeve Kids Tee is a sweet, timeless essential designed to celebrate love in its simplest form. With its clean, heartfelt message and classic silhouette, it’s perfect for everyday wear, meaningful moments, and memories made together.

Crafted in the USA from 100% medium-weight organic cotton, this tee is breathable, gentle on sensitive skin, and made to last through play, cuddles, and everything in between. Finished with ribbed cuffs, a classic crew neckline, and a relaxed fit for easy layering, it’s a comfortable favorite for school days, cozy afternoons, and special occasions alike.

Whether worn on its own or paired with a coordinating baby bodysuit, the Be Mine. tee brings softness, warmth, and love to every day.

Sizing & Fit

Organic Materials & Care

Made with luxuriously soft certified organic cotton, our Signature Collection tees are designed to be safe for your little one’s skin and better for the planet. The fine jersey fabric is lightweight yet durable, with a super-soft hand feel that’s perfect for everyday adventures — and it gets softer with every wash.

Materials

  • 100% Combed Ring-Spun Certified Organic Cotton
  • Grown & sewn in the USA
  • Printed with water-based, non-toxic inks
  • Double-needle sleeve & bottom hem for durability

Care Instructions

  • Machine wash cold with like colors
  • Expect 5% shrinkage in garment length
  • Tumble dry low, best to hang dry
  • Avoid bleach and fabric softeners to preserve softness and print quality

Shipping & Returns

Each bodysuit and tee is made just for you in small batches — a slower, more thoughtful way to create that helps us reduce waste and protect the planet. Orders ship within a few days from our Colorado warehouse. If something isn’t quite right, we happily accept returns and exchanges within 30 days for unworn, unwashed items with tags attached.

Ratings & Reviews

Join 100,000+ Families Who Choose Tenth & Pine

FAQs

What are your kids tees made from?

Our Signature Collection is crafted in the USA from certified organic cotton, printed with eco-friendly water-based inks, and finished with thoughtful details for all-day comfort — from a tear-away label to double-needle hems for lasting durability.
How do I choose the right size?

The long sleeve kids tees run true to size. Expect 5% shrinkage in garment length with the first wash. If your child is between sizes, we recommend sizing up for longer wear. View Size Guide →
How should I wash the tshirt?

Machine wash cold with like colors, tumble dry low or hang dry. Avoid bleach and fabric softeners to keep the fabric soft and the print looking its best.
Are these tees safe for sensitive skin?

Yes — they’re free from harsh chemicals, made with certified organic cotton, and printed with water-based inks.
Do you offer gift options?

Yes! Our kids tees make the perfect gift for birthdays, sibling announcements, and seasonal celebrations. You can add a gift note at checkout, and every order ships in eco-friendly packaging — ready to surprise someone special.

The Nest: Where Inspiration Grows

View all