Dear [BUYER_NAME],
Unfortunately, your order has already shipped out, so we are unable to cancel it. If you wish to exchanger your order for a different size, please request to return your order as soon as it is received and place a new order for the correct size. All returns requested through Amazon that fall within our policy are issued a prepaid return label.
To request a return, navigate to the returns center and proceed with the on-screen instructions to return your item:
https://www.amazon.com/gp/orc/returns/homepage.html/ref=orc_surl_ret_hp?fg=1
My sincerest apologies for this inconvenience.
Regards,
Ricky
imagikids Customer Service