Size Guide

Find the right fit with our diaper calculator and size guide.

Diaper Calculator

Slide across to select your baby’s weight. Find the right size and an estimate of how many diapers they use per day.

  • Kg
  • Lbs

Recommended size for your baby*

1
Newborn
3 - 5kg
6 - 11lbs
2
Infant
4 - 6kg
9 - 14lbs
3
Crawler
6 - 11kg
13 - 25lbs
4
Toddler
10 - 15kg
22 - 33lbs
5
Walker
13 - 18kg
29 - 40lbs
6
Junior
16+ kg
35+ lbs

Average number of diapers per day**

Diapers

Still have questions? Our Customer Love team can help you find the right fit. Get in touch here.

*The recommended diaper size and quantity is a guide only.

Global Size Guide

  • Diapers

1 3-5kg
6-11lbs
2 4-8kg
9-18lbs
3 6-11kg
13-24lbs
4 10-15kg
22-33lbs
5 13-18kg
28-39lbs
6 15-20kg
33-44lbs
7 17kg+
37+lbs
  • Training Pants

3 6-11kg
13-24lbs
4
2T-3T
9-15kg
20-34lbs
5
3T-4T
12-18kg
28-40lbs
6
4T-5T
16+kg
35+lbs
7 17kg+
37+lbs

*Size availability varies by market.

USA Size Guide

  • Product Name

  • Weight (lbs)

  • Weight (kg)

Size 1 Diapers
6 - 11
3 - 5
Size 2 Diapers
9 - 18
4 - 8
Size 3 Diapers
13 - 24
6 - 11
Size 4 CoComelon Diapers
22 - 33
10 - 15
Size 5 CoComelon Diapers
28 - 39
13 - 18
Size 6 CoComelon Diapers
33 - 44
15 - 20
Size 7 CoComelon Diapers
37 +
17 +
Size 2/3T CoComelon Training Pants
20 - 34
9 - 15
Size 3/4T CoComelon Training Pants
32 - 40
14 - 18
Size 4/5T CoComelon Training Pants
36 +
16 +

Not sure what size to choose?

We recommend choosing a diaper size based on your baby’s weight. If you’re between sizes, try the smaller size first. If you still have questions, our Customer Love team are always here to help. Send us a message with your details, and we’ll help you find the right fit.

*The recommended diaper size and quantity is a guide only.

Ready to join the fun? We've teamed up with our friends at CoComelon to bring you training pants and diapers that are seriously good and seriously fun.

Featuring JJ & friends in our limited edition print.

Available At

Find your local Rascal + Friends stockist.

Still dealing with leaking diapers? 

Get advanced absorption and overnight leak protection with Rascal + Friends premium diapers.

Unique 3D Core Technology

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