Skill Level: Beginners.
Yarn : Dk.
Hook: 3mm

Video tutorial here :

Multiply of 3 sts + 1 (add 2 for base chain)

Row 1:  Skip 3ch(count as 1dc), 1dc into each ch to end, turn.

Row 2: (1sc,1hdc,3dc)around 1^st st , skip 2 sts, slip st into top of next st, *(1sc,1hdc,3dc)around same st as sl st, skip 2 sts, slip st into top of next st* rep from * to end, turn.

Row 3: ch3, skip 1 st, 1dc into each st to end, turn.

Rep rows 2-3.