The MastCell-A-Wear Store

Help raise awareness and start the conversation with these unique “MastCell-A-Wear” designs. A portion of proceeds from every sale is donated in support of mast cell research.

Scan Me QR Code

Scannable design that informs

Scan Me QR Code T-shirt


Pieces of the Puzzle

Research, awareness & community

Pieces of the Puzzle

$24.00 - $32.50


Familiar to those in the know


$25.00 - $32.50

Mast Cells in Activation

A Visual Interpretation

Mast Cells in Activation

$22.00 - $32.00

Returns & Exchanges

All sales from MastCellAware are final with the exception of size exchanges. You may request a different size of the exact same item originally ordered. Merchandise must be returned unworn, unwashed and in the same condition received within 30 days of the shipping date. Return shipping charges are the responsibility of the customer unless the return is the fault of MastCellAware. To get started with an exchange, please email us via the Contact Us page.