CASSIOPÉE baby sleeping bag pattern PDF
Cassiopée is a unisex baby sleeping bag or sleep sack pattern. This fully lined design features a zip or side tabs opening and snap or button closures at the shoulders. The side tabs make dressing easier. There is also the option to add a front panel with a pocket and/or ears.
The essential baby sleeping bag with lovely details.
Available from 1 to 24 months.
Share your creations or get inspiration on Instagram using hashtag #ikateecassiopee.
Video tutorial
Size range
Sewing level
Easy to intermediate
What you will learn with this pattern: how to assemble a zipper or tabs, sew a hidden pocket in the seam, quilt and line a garment.
Fabrics & Supplies
- Suggestion tissus
- Maille : Jersey, interlock, éponge, velours maille, French terry, sweat, sweat matelassé
- Chaîne et trame : Popeline, nid d’abeille, double gaze
- Fournitures
- Ouatine (épaisseur à adapter en fonction de la saison)
- Pressions ou boutons pour l’ouverture épaule + ouvertures côtés en option
- Zip plastique non séparable en option
- Toile fine thermo-collante
Contents of the pattern
- French tutorial
- English tutorial
- PDF pattern (multi-size and size by size) A4 or US letter format: 16 pages for 1-6 months, 21 pages for 6-18 months, 22 pages for 18-24 months
- PDF pattern A0 format: 1 page
- Projectable PDF pattern
Seam allowances are included in the pattern.
The pattern download link is sent immediately upon receipt of payment.
Find all our advice for downloading and printing your PDF pattern in our dedicated tutorial.


















