The Ripples Baby Blanket by Shannon Thomas calls for Cherub Chunky, a soft and super easy care chunky weight yarn. 

There are two sizes:
36” x 36” Baby Blanket - 8 skeins 
36” x 48” Lap Afghan - 10 skeins

It's knit using size US 10 needles. 

This pattern is available as a PDF download.