Support MRWC by buying our t-shirts and hats! Please click the button below, or mail your check to MRWC, 60 Island St., Suite 211E, Lawrence, MA 01840 (please indicate size (S to XXL) and quantity). T-shirts are available for $15 for members, and $20 for non-members. Hats are $20 for members, and $25 for non-members. Hats are one size fits all.