The height of toy is about 16 cm (6 inches), depending on the density of your knitting, the size of the hook and yarn.
Only a digital pattern.

For toy:
Worsted yarn, I used Himalaya Dolphin baby (120m/100g) 80341 – light blue (90g), 80303 – light pink;
Yarn: Vita Coco (240m/50g) white, black, blue;
1,5 and 4,0 - 4,5 mm crochet hook;
The required tools:
Stuffing material, fiberfill;
Tapestry needle;
Scissors.