Personalized Black Little Mermaid Birthday Shirt 1
Personalized Black Little Mermaid Birthday Shirt 2
Personalized Black Little Mermaid Birthday Shirt 3
Personalized Black Little Mermaid Birthday Shirt 1
Personalized Black Little Mermaid Birthday Shirt 2
Personalized Black Little Mermaid Birthday Shirt 3

Personalized Black Little Mermaid Birthday Shirt

$19.95

Make waves this birthday with our Personalized Black Little Mermaid Birthday Shirt! Featuring a charming mermaid design, this shirt is customizable for that extra special touch. Made from soft, durable fabric, it’s perfect for playtime and parties alike. Your child will love wearing it on their big day. Don’t miss out—get yours today and create lasting memories!

🧵 Product Specifications

  • Material: Made with love from soft, breathable fabrics like Gildan, Bella + Canvas, or Comfort Colors® – perfect for all-day comfort.
  • Print Quality: Professionally printed using DTG (Direct-to-Garment) for vibrant, fade-resistant designs that feel as good as they look.
  • Style Options: Available in t-shirts, sweatshirts, hoodies, tank tops, and more – for men, women, and kids.
  • Size Range: Unisex sizes S–5XL, Youth sizes YXS–YXL — great for the whole family!
  • Color Selection: Choose from a wide variety of classic and fun colors including black, white, blue, pink, and purple.
  • Made For: Perfect for Disney vacations, birthdays, family photos, theme park trips, holidays, or matching group outfits.
  • Origin: Proudly printed and shipped from the USA 🇺🇸 for quality you can trust.

🧼 Care Instructions

  • Machine wash warm, inside out, with like colors.
  • Only use non-chlorine bleach when needed.
  • Tumble dry medium or hang dry for best results.
  • Do not iron directly on the design.
  • Do not dry-clean.

📏 Before You Order

Please review our size chart and fabric details shown in the product photos to ensure the best fit and feel for you and your loved ones.

💖 Why You'll Love It

At Wondermento, each shirt is a small piece of magic – crafted to bring joy, comfort, and a little Disney charm to your day. Whether you're matching with family or gifting a Disney fan, you're getting something truly special.

✨ Explore more magical designs in our Disney-themed collections – and don’t forget to tag us @Wondermento when you wear yours!

Delivery Time = Fulfillment Time + Shipping Time

Fulfillment Time:

  • 2-5 business days. It might be increased to 6-7 business days or longer during special occasions (Christmas season, New Years, affected by disasters, Pandemic, etc.)

Shipping Time:

  • We use 3 shipping methods for within US:
Shipping method Delivery time
Economy 4 – 8 business days
Standard 2 – 5 business days
Express 2 – 3 business days
  • Other countries:
Shipping method Delivery time
Standard 10 – 30 business days

For more information about Shipping and Delivery, please visit here.

Thank you for your patience!

Size Guide

SIZE WIDTH LENGTH
S 18 in 28 in
M 20 in 29 in
L 22 in 30 in
XL 24 in 31 in
2XL 26 in 32 in
3XL 28 in 33 in
4XL 30 in 34 in
5XL 32 in 35 in
SIZE WIDTH LENGTH
S 46 cm 71 cm
M 51 cm 74 cm
L 56 cm 76 cm
XL 61 cm 79 cm
2XL 66 cm 81 cm
3XL 71 cm 84 cm
4XL 76 cm 86 cm
5XL 81 cm 89 cm
Two Sided Disney Princess Ariel Mad Tea Cup Shirt Disneyland Trip Gift
  • 5.3-ounce, 100% cotton (99/1 cotton/poly (Ash) & 90/10 cotton/poly (Sport Grey)
  • Heavyweight classic unisex tee
  • Taped neck and shoulders; Tearaway label
  • Decoration type: Digital Print
SIZE WIDTH LENGTH
S 17.25 in 25.5 in
M 19.25 in 26 in
L 21.25 in 27 in
XL 23.25 in 28 in
2XL 25.25 in 28.5 in
3XL 27.25 in 29 in
SIZE WIDTH LENGTH
S 43.8 cm 64.8 cm
M 48.9 cm 66 cm
L 54 cm 68.6 cm
XL 59 cm 71 cm
2XL 64 cm 71.8 cm
3XL 69.2 cm 73.7 cm
Alice Wonderland Caterpillar Shirt Vintage Disney Tee Magic Kingdom Trip
  • 100% preshrunk cotton; Ash Grey 99% cotton, 1% polyester
  • Feminine 1/2 inch rib mid scoop neck; sideseamed with slightly tapered Missy fit
  • Double-needle stitching throughout; seamless rib at neck
  • Decoration Type: Digital Print
SIZE WIDTH LENGTH
S 18 in 28 in
M 20 in 29 in
L 22 in 30 in
XL 24 in 31 in
2XL 26 in 32 in
3XL 28 in 33 in
4XL 30 in 34 in
5XL 32 in 35 in
SIZE WIDTH LENGTH
S 46 cm 71 cm
M 51 cm 74 cm
L 56 cm 76 cm
XL 61 cm 79 cm
2XL 66 cm 81 cm
3XL 71 cm 84 cm
4XL 76 cm 86 cm
5XL 81 cm 89 cm
Alice Wonderland Caterpillar Shirt Vintage Disney Tee Magic Kingdom Trip
  • 5.3-ounce, 100% cotton (99/1 cotton/poly (Ash) & 90/10 cotton/poly (Sport Grey)
  • Heavyweight classic unisex tee
  • Taped neck and shoulders; Tearaway label
  • Decoration type: Digital Print
SIZE CHEST WIDTH SHIRT LENGHT SLEEVE LENGHT
S 20 in 27 in 33.5 in
M 22 in 28 in 34.5 in
L 24 in 29 in 35.5 in
XL 26 in 30 in 36.5 in
2XL 28 in 31 in 37.5 in
3XL 30 in 32 in 38.5 in
4XL 32 in 33 in 39.5 in
5XL 34 in 34 in 40.5 in
SIZE WIDTH LENGTH SLEEVE LENGHT
S 51cm 69 cm 85 cm
M 56 cm 71 cm 88 cm
L 61 cm 74 cm 90 cm
XL 66 cm 76 cm 93 cm
2XL 71 cm 79 cm 95 cm
3XL 76 cm 81 cm 98 cm
4XL 81 cm 84 cm 100 cm
5XL 86 cm 86 cm 103 cm
Retro Max Goof Roxanne Disney Couple Tee Disneyland Trip
  • 8 oz; 55% cotton/45% polyester
  • Air jet yarn for a softer feel and no pilling
  • 1x1 athletic rib cuffs and waistband with spandex; Double-needle stitching
  • Care: Machine wash cold; Tumble dry low
  • Decoration type: Digital Print
SIZE CHEST WIDTH SHIRT LENGHT SLEEVE LENGHT
S 20 in 27 in 33.5 in
M 22 in 28 in 34.5 in
L 24 in 29 in 35.5 in
XL 26 in 30 in 36.5 in
2XL 28 in 31 in 37.5 in
3XL 30 in 32 in 38.5 in
4XL 32 in 33 in 39.5 in
5XL 34 in 34 in 40.5 in
SIZE WIDTH LENGTH SLEEVE LENGHT
S 51cm 69 cm 85 cm
M 56 cm 71 cm 88 cm
L 61 cm 74 cm 90 cm
XL 66 cm 76 cm 93 cm
2XL 71 cm 79 cm 95 cm
3XL 76 cm 81 cm 98 cm
4XL 81 cm 84 cm 100 cm
5XL 86 cm 86 cm 103 cm
Alice Wonderland Caterpillar Shirt Vintage Disney Tee Magic Kingdom Trip
  • 8 oz 55/45 cotton/polyester
  • Air jet yarn creates a smooth, low-pill surface
  • Double needle stitching; Pouch pocket; Unisex sizing
  • Care: Machine wash cold; Tumble dry low
  • Decoration type: Digital Print
SIZE WIDTH LENGTH
XS 16 in 27 in
S 18 in 28 in
M 20 in 29 in
L 22 in 30 in
XL 24 in 31 in
2XL 26 in 32 in
3XL 28 in 33 in
SIZE WIDTH LENGTH
XS 40.6 cm 68.6 cm
S 45.7 cm 71 cm
M 50.8 cm 73.6 cm
L 55.9 cm 76.2 cm
XL 61 cm 78.7 cm
2XL 71 cm 83.8 cm
3XL 81.3 cm 81.3 cm
Two Sided Disney Princess Ariel Mad Tea Cup Shirt Disneyland Trip Gift
  • 5.3 oz, 100% cotton preshrunk jersey knit tank top
  • Banded neck and arm holes; Tearaway label
  • Double-needle bottom hem
  • Decoration type: Direct To Garment Print
SIZE WIDTH LENGTH
YXS 16.14 in 20.47 in
YS 16.93 in 22.05 in
YM 18.11 in 23.62 in
YL 18.90 in 25.20 in
YXL 20.08 in 26.38 in

SIZE WIDTH LENGTH
YXS 41 cm 52 cm
YS 43 cm 56 cm
YM 46 cm 60 cm
YL 48 cm 64 cm
YXL 51 cm 67 cm

Two Sided Princess Rapunzel Tea Cup Party Shirt Disney Girl Trip Gift
  • 5.3-ounce, 100% cotton (99/1 cotton/poly (Ash) & 90/10 cotton/poly (Sport Grey)
  • Heavyweight classic unisex tee
  • Taped neck and shoulders; Tearaway label
  • Decoration type: Digital Print
SIZE WIDTH LENGTH SLEEVE LENGTH
YS 17 in 21.25 in 26.5 in
YM 18 in 22.5 in 27.75 in
YL 19 in 24 in 30.25 in
YXL 20 in 25.5 in 33 in

SIZE WIDTH LENGTH SLEEVE LENGTH
YS 43 cm 54 cm 67 cm
YM 46 cm 57 cm 70 cm
YL 48 cm 61 cm 77 cm
YXL 51 cm 65 cm 84 cm

Two Sided Princess Rapunzel Tea Cup Party Shirt Disney Girl Trip Gift
  • 7.75-ounce, 50% cotton, 50% polyester
  • No drawcord on kids' hoodies
  • We suggest ordering one or two sizes up for a fuller fit; Please refer to size chart for actual garment measurements
  • Decoration type: Digital Print
SIZE WIDTH LENGTH
2T 11 in 15 in
3T 12 in 16 in
4T 13 in 17 in
5T 14 in 18 in
6T 15 in 19 in
SIZE WIDTH LENGTH
2T 27.94 cm 38.10 cm
3T 30.48 cm 40.64 cm
4T 33.02 cm 43.18 cm
5T 35.56 cm 45.72 cm
6T 38.10 cm 48.26 cm
Two Sided Disney Princess Ariel Mad Tea Cup Shirt Disneyland Trip Gift
  • 100% Ringspun cotton (fiber content may vary for different colors)
  • Light fabric (4.5 oz/yd² (153 g/m²))
  • Classic Fit
  • Grey pearlized tear-away label