This is a pattern for 6 different sea urchins: green sea urchin, red sea urchin in two different shapes, exotic Sputnik sea urchin in two different sizes and a sanddollar

The sea urchins measures 2 to 3 inches in diameter.

The pattern features detailed instructions of 20 pages and color photos and is simple to crochet, but you will need to do some embellishing with your yarn needle.