SMALL Swaddle Straps are for newborns to babies with chests that measure up to 16 inches or 44 cm (measured under the arm).
If your baby is in between sizes, go with the larger size! A baby that has been using the strap since they were smaller can wear it up to 17 inches. But a large is best for 16 or more inches chest circumference.
Please watch the video below for detailed instuctions on picking the right size.
International Customers: Please note that Express Mail is your best bet at around 10 days.
For more information about Swaddle Strap, please visit: www.annaandeve.com