



Big Sister T-Shirts โ Celebrate the Joy of Being a Sibling
๐ Big sisters deserve to feel extra special, too!
Our adorable โBig Sisterโ tshirt make them proud of their new role in the family. ๐๐
โจ Make your little one feel extra special with our adorable Big Sister T-Shirts! Perfect for announcing a new sibling, celebrating family milestones, or just showing off their sibling pride.
Crafted from soft, breathable fabric, these T-shirts are comfy enough for all-day wear โ whether theyโre playing, posing for family photos, or meeting the new baby for the first time. Featuring fun, playful designs, theyโre a perfect way to celebrate the bond between siblings.
๐ Perfect for:
- Pregnancy or baby announcements.
- Family photoshoots and gatherings.
- A thoughtful gift for soon-to-be big siblings.
More details
- 95% polyester, 5% elastane (fabric composition may vary by 1%)
- Heavyweight fabric: 6.19 oz/ydยฒ (210 g/mยฒ), weight may vary by 5%
- Regular fit
EU GPSR Product Information:
- Manufacturer contact information
- Name: NewBabyStore
- Email: contact@support.newbaby.store
- Postal address: PO Box 5696 Santa Monica, CA 90405
- Additional information: This product is made for children. Meets the formaldehyde and azo dyes level requirements. 2 year warranty in EEA and UK, established by Directive 1999/44/EC.
Size & Fit
Quality Guarantee & Returns
- Quality is guaranteed. If there is a print error or visible quality issue, we'll replace or refund it.
- Because the products are made to order, we do not accept general returns or sizing-related returns.
Big Sister T-Shirts โ Celebrate the Joy of Being a Sibling Size Guide

Size label | A | B | C |
---|---|---|---|
2T
|
11.61
|
15.75
|
4.33
|
3T
|
121
|
16.14
|
4.53
|
4T
|
12.4
|
16.54
|
4.72
|
5T
|
12.8
|
16.93
|
4.92
|
6X
|
13.78
|
17.72
|
5.31
|
6
|
13.19
|
17.32
|
5.12
|
7
|
14.37
|
18.11
|
5.51
|