Amazon has Crocs Toddler/Little Kid Tully Clog on sale for $9.99. If you buy two pair you will get an additional $5 off at checkout (you will see the discount before your order is confirmed). Crocs are eligible for FREE Super Saver shipping when you spend $25 or more. They are also offering FREE shipping if you try Amazon Prime for a month (just make sure you cancel before the month is up!).
This is a great time to start looking for discounts on sandals and summer style shoes!