Inquiry (采购产品): Return/exchange I received theraband exercise ball size 45 and I need a 55. Is it possible to mail it back & exchange for larger one. I received as a gift and have no receipt or where it was purchased. Is there a store in my zip 01821 where I can exchange it?? Thank you in advance. Maria Clark **** Hidden Message ***** Maria Clark 5 Ferren Dr. Billerica, MA 01821 USA Company: Home E-mail: mariawalks@comcast.net **** Hidden Message ***** mariawalks@comcast.net