Size Guide and Recommendations

What size sleep bag is best for my child?

We recommend taking our Sleep Bag Quiz here: Sleep Bag QuizPlease use our recommended sleep bag sizing guidelines below to find the correct size based on your child's height & weight. Below is our recommended sizing chart to to assist with determinin

Base Layer Size Chart

** We strongly recommend choosing the size that best fits your child's height and weight.

Basic / Classic Sleep Bag Sizes

Our Classic Sleep bags are more traditionally sized and come in the following sizes: 0-6 months, 6-18 months, and 18-36 months. You can shop our selection of Classic sleep bags here: https://www.woolino.com/products/4-season-basic-baby-sleeping-bag-m

Should I size up my sleep bag?

We do not recommend sizing up. While you may be thinking about the length (and longevity) of the sleep bag, and that it may seem like a better value to buy something your baby will 'grow into', you want to be certain that the sleep bag is well-fitted

When can I begin using your Basic or Ultimate Baby Sleep Bags?

The minimum weight for the 2 month - 2 year Ultimate sleep bag is 10 pounds. The sleep bag should fit snugly across the body to prevent the sleep bag from moving throughout the night. If your child's head can pass through the neck hole when the sleep

When can I begin using your Basic or Ultimate Baby Sleep Bags?

The minimum weight for the 2 month - 2 year Ultimate sleep bag is 10 pounds. The sleep bag should fit snugly across the body to prevent the sleep bag from moving throughout the night. If your child's head can pass through the neck hole when the sleep

When should I discontinue use of the underarm snaps?

In general, you can use the underarm snaps for babies up to 6 months of age. Please keep in mind that the underarm snaps are to be used to ensure a snug fit around the upper body. When the sleep bag feels tight around the chest, you can discontinue t

Women's Jacket Size Chart

When should I use the under-arm adjustment system?

In general, you need to use the under-arm snaps for babies up to 6 months old. However, this depends on baby’s size, so for smaller babies you may have to use them longer. Please keep in mind that the underarm snaps are to be used for safety reasons,

When can my baby start using Woolino Ultimate Baby Sleep Bags in size 2m-2yr? How long will my baby fit in this Woolino sleeping bag?

Woolino Ultimate Baby Sleep Bags provide an excellent value as they are designed to fit an average size baby from about 2 months up to 2 years of age. You may start using your sleeping bag when you feel your baby is too big to be swaddled and is brea