Found these at the children's place - -they're cotton, but festive.
Boys:
http://www.childrensplace.com/webap...1&exp=n&catTree=26601,26693,26884&clearance=0
Girls:
http://www.childrensplace.com/webap...1&exp=n&catTree=27151,27690,27816&clearance=0
Boys:
http://www.childrensplace.com/webap...1&exp=n&catTree=26601,26693,26884&clearance=0
Girls:
http://www.childrensplace.com/webap...1&exp=n&catTree=27151,27690,27816&clearance=0