If you are not sure what dual size your child wears in Next, take your child’s hip and waist measurements, and check the chart below.

To measure your child’s hip and waist, you could use either a tape measure or a piece of string and then measure the string.

When taking their hip measurement, make sure the measuring tape or string goes around the fullest part of their bottom. You may also wish to check their height. If the height, hip, and waist measurements fall into different sizes, use the biggest size.