




We offer free standard shipping to every province and territory in United Kingdom.
We offer free standard shipping to every province and territory in United Kingdom. No minimum purchase is required, and all orders include tracking for your convenience.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Deliveries to United Kingdom’s outer and remote regions may experience seasonal delays caused by severe weather or limited carrier availability. We appreciate your patience and recommend allowing additional time for your order to arrive safely.
CosyDiary’s Merino Wool & Organic Cotton Sleep Sack blends a plush inner layer with a breathable outer shell, delivering a cocoon of gentle warmth for your little one. The design prioritizes softness on delicate skin while supporting year‑round comfort.
Use at night for a cozy slumber, during naps, or on outings where easy dressing matters. The versatile design adapts from crib to stroller with ease, reducing fuss and making transitions smoother.
Experience a sleep sack that prioritizes natural comfort and practical features, without overpromising. Consider the possibilities of a breathable, year‑round option for your routine.
Q: What ages is the CosyDiary Merino Sleep Sack suitable for?
A: Designed for babies from 2 months to 2 years, with a universal size and adjustable features.
Q: What materials are used and how should I care for the sack?
A: Inner Merino wool and outer organic cotton; gentle wash and air dry recommended.
Shipping (UK)
Returns & Refunds
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