Waffle stitch beanie crochet pdf pattern

This beanie is worked in rounds from bottom to top, there is no decrease or increase, just to 
be familiar with the front post double crochet and back post double crochet, following the 
step by step pattern you’ll be able to achieve it.
Materials
Loops and threads soft and shiny (cream)
4 mm crochet hook
Tapestry needle
Measurements (for M/L size)
21/ 27 cm
Gauge
10 cm: 13 rows/ 19 sts