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TNSTRinon lS T-shirt
The new siblings

TNSTRinon lS T-shirt

Save 40%
Sale price€14,39 Regular price€23,99
Size: 18 mo / 86 cm
Size Guide

Find the right size for your child

Use the guide below to quickly choose the right size. The table shows the typical height and age per size. Children grow differently, and brands can vary slightly in fit - if in doubt, feel free to choose one size up.

Clothing sizes

Age Size (cm) Height (cm)
0 - 1 mo 50 45 - 50
1 - 2 mo 56 51 - 56
2 - 4 mo 62 57 - 62
4 - 6 mo 68 63 - 68
6 - 9 mo 74 69 - 74
9 - 12 mo 80 75 - 80
12 - 18 mo 86 81 - 86
18 - 24 mo 92 87 - 92
2 - 3 yrs 98 93 - 98
3 - 4 yrs 104 99 - 104
4 - 5 yrs 110 105 - 110
5 - 6 yrs 116 111 - 116
6 - 7 yrs 122 117 - 122
7 - 8 yrs 128 123 - 128
8 - 9 yrs 134 129 - 134
9 - 10 yrs 140 135 - 140
10 - 11 yrs 146 141 - 146
11 - 12 yrs 152 147 - 152
12 - 13 yrs 158 153 - 158
13 - 14 yrs 164 159 - 164
14 - 15 yrs 170 165 - 170
15 - 16 yrs 176 171 - 176

Hats and head circumference

Head circumference Age
47 cm 0 - 3 mo
49 cm 6 - 12 mo
51 cm 1 - 2 yrs
53 cm 3 - 4 yrs
55 cm 5 - 10 yrs

Children have different head circumferences - choose one size up if your child has a slightly larger head than their peers.

Shoes and growth allowance

  • Growth allowance: approx. 1.5 cm for regular shoes.
  • Growth allowance: approx. 1.0 cm for ballerina or first-walker shoes.

Example: If the foot measures 15.0 cm, choose a shoe with an inner length of approx. 16.5 cm.

Socks and tights

Socks and tights may shrink slightly in the wash - choose one size up if in doubt.

If you are unsure about the size or fit, you are always welcome to contact our customer service - we are happy to help you find the right size.
Only 1 unit left

TNSTRinon top by The New Siblings in a navy striped fabric with 95% organic cotton. A soft top that feels comfortable for everyday wear.

  • Striped in navy and beige tones
  • Made with 95% organic cotton
  • GOTS-certified cotton with documented requirements for organic materials and production

Wear it on its own or under a cardigan when an extra layer is needed.

Product information
  • Model name
    TNSTRinon
  • Color name
    Navy Blazer Striped
  • Colors
    Beige, Navy blue
  • Material
    95% Organic cotton
  • Gender
    Boy
  • Certifications
    GOTS certified
  • Item number
    V267540
Shipping information

Germany, Austria, Belgium, Bulgaria, The Nederlands, Poland
7.5 Euro // Free shipping from 90 Euro

Cyprus, Czech Republic, Estonia, Spain, Finland, France, United Kingdom, Greece, Croatia, Hungary, Ireland, Italy, Lithuania, Luxembourg, Latvia, Portugal, Qatar, Romania, Sweden, Slovenia, Slovakia, Malta, Ukraine
13 Euro

Serbia, Gibraltar, Faroe Islands, China, Japan, United Arab Emirates, Switzerland, Iceland
20 Euro

Israel, Turkey, Norway, Hong Kong, Indonesia, Canada, Kuwait, Nepal, Saudi Arabia, Singapore, Taiwan, South Korea
27 Euro

USA, Australia, New Zealand, Greenland
34 Euro
Delivery information

Fast shipping
Order before 2 PM on weekdays - we ship your parcel the same day.
Easy returns with a 30-day return policy

30-day return policy
You have 30 days to return your item if you change your mind about your purchase.
We process returns quickly, and you can expect your refund within 1-5 business days.
TNSTRinon lS T-shirt
TNSTRinon lS T-shirt18 mo / 86 cm Sale price€14,39 Regular price€23,99

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