These are for patients, so sanitation is important!
• Each cover should be sealed in its own Ziploc bag.
• Yarn should be fragrance-free, smoke-free and pet hair-free.
• It must be washable.

Small & Medium are the most popular sizes, The length should be no shorter than 5 inches, because the exposed line is the same size for every patient. Modifications are encouraged, as long as the material remains stretchy.