Spenco orthotic arch supports come in adult and kids? sizes as well as being offered in ? and full-length styles. The THINSOLE variety offers the same comfort but with less room taken up in your shoes, which can be a blessing if your shoes already have a good deal of padding within them. Orthotics compensate for any peculiarities within your feet that cause discomfort and pain. The flexible orthotic arch supports by Spenco are shaped to enhance your stabilization, balance and support, while allowing extra room for sensitive toes. The unique cushioning system of closed-cell, nitrogen-injected material helps absorb shock and improve overall foot comfort.