A milestone of their own
Enter the name and birthday age you want printed.
TRUSTED BY 10,000 HAPPY FAMILIES
A whole year to fall in love with bedtime.
Give their birthday countdown a personal little detail with a personalized bamboo sleep sack. The unicorn birthday artwork features your chosen name and age, framed by Pink trim.
Choose fit and TOG using the guides; the printed birthday age does not determine size. Enter the name and age carefully.
Use the sleep-bag chart for height, weight and garment measurements. Check the neck and arm fit. Choose TOG for the room temperature and clothing worn underneath; birthday age is not the size.
| Size | Recommended Age | Height | Weight | Length | Chest Circumference | Wide Feet |
|---|---|---|---|---|---|---|
| XS | Newborn - 3M | 20-25" | 7-13 lbs | 25.59" | 10.63" | 17.32" |
| S | Newborn - 9M | 22-27" | 14-20 lbs | 29.92" | 11.42" | 18.90" |
| M | 9-18M | 26-33" | 18-30 lbs | 35.04" | 12.99" | 20.87" |
| L | 18-36M | 33-40" | 28-42 lbs | 41.34" | 14.17" | 22.05" |
| XL | 36M - 5T | 37-47" | 38-50 lbs | 46.06" | 15.55" | 23.03" |
Measurements are approximate. Check the units in each column. Choose from the sizes available above.
Choose a size using your child’s measurements in the Size guide. Keep their bedtime outfit comfortable for the room temperature, and follow the care instructions on the garment label.

Soft & smooth
Silky bamboo-viscose fibers feel smooth against delicate skin, helping reduce friction and irritation as your child sleeps and moves.
Includes one sleeveless sleep bag.
Use the sleep-bag chart for height, weight and garment measurements. Check the neck and arm fit. Choose TOG for the room temperature and clothing worn underneath; birthday age is not the size.
Enter the name and select the birthday age exactly as you want them printed. These details are saved with this item on your order. Gallery photos show sample personalization and do not update as you type.
Exterior: 95% viscose from bamboo and 5% spandex; Filling: 100% polyester; Wash fully zipped to protect the inner quilting; Gentle cold cycle; follow the care label.
Follow the fabric and care instructions above and the product care label.