Im The Big Sister Boss Funny Cute Family Sibling T-shirt
🎁 Buy 3+ items → 10% off your order, auto-applied at cart.
Garment
📏 Size guide & fit — Unisex Standard T-Shirt
| Size | Length (in) | Width (in) |
|---|---|---|
| S | 28 | 18 |
| M | 29 | 20 |
| L | 30 | 22 |
| XL | 31 | 24 |
| 2XL | 32 | 26 |
| 3XL | 33 | 28 |
| 4XL | 34 | 30 |
| 5XL | 35 | 32 |
Measurements are garment dimensions in inches. Between sizes? Size up for a relaxed look.
Print side
Size
Color:
Quantity
1
$21.99
Unisex Standard T-Shirt · size? · color? · Qty 1
⏱
Made to order · 2–4 daysfast turnaround
🚚
Free US shippingUS orders over $50.00
↩
7-day returns+ 1 free size exchange
🔒
Secure checkoutPayPal · price server-side
🎁 Bundle & save — buy any 3 items and 10% off is applied automatically, no code needed.
Big sisters have a special role in the family, and this adorable shirt captures that with a charming design. The playful illustration paired with the phrase 'I'm the Big Sister Boss' speaks to the pride of being the older sibling, making it perfect for young girls who love to embrace their status. Ideal for playdates, family outings, or just everyday wear, this shirt encourages confidence and a sense of responsibility in a fun way. It’s a wonderful choice for siblings who enjoy showcasing their bond with style.
Product details
- Fabric
- 100% ring-spun cotton (heather colors are a cotton–polyester blend); midweight 4.2–5.3 oz, pre-shrunk.
- Print placement
- Front, Back, Front + Back
- Garment options
- 13 styles — unisex & women's tees, hoodies, sweatshirts, tanks, long-sleeve, and kids
- Available sizes
- S–5XL (range varies by garment)
- Made to order
- Each item is printed after you order — nothing sits in a warehouse, so we cut needless waste.
- Care
- Machine wash cold inside-out, tumble dry low, and avoid ironing directly on the print.
Reviews
No reviews yet — verified buyers can review after their order ships.