This pattern is 97 pages long with clearly explained instructions for each round and many step-by-step photos. This pattern contains instructions for a Spiral Skull Snail Shell for all three sizes of Snail pattern available from Crafty Intentions - it is an add-on pattern and does not contain the body pattern for the snails. A Small Skull Snail Shell from this pattern is 3 inches from side to side, 2.5 inches from top to bottom, and 3 inches deep. A Medium Skull Snail Shell from this pattern is 4 inches from side to side, 3 inches from top to bottom, and 4 inches deep. A Large Skull Snail Shell from this pattern is 5 inches from side to side, 4.5 inches from top to bottom, and 5 inches deep. This pattern is suitable for an intermediate skill level and is rated 6 out of 10 on the Crafty Intentions Difficulty Scale. This pattern is available in English. Purchase by using the links below.