The required materials and tools:
1. DK weight yarn, I used:
- Alize Baby Best (90% acrylic/10% bamboo, 100g/240m) lilac (27), coral (170), yellow (216), dark rose (286), pearl (450) and blue (514) colors

1. 2.5 mm crochet hook
2. Buttons (4 pcs – D=17 mm)
3. Pillow Insert or fiberfill
4. Scissors
5. Tapestry needle

Abbreviations (US):
Ch - chain
Sc – single crochet
Sl st – slip stitch

The finished pillowcase using the materials stated in this pattern is ~11 inches / 28 cm in height and ~11.4 inches / 29 cm in width.