Yes, you can, please return your item to the address below, you will need to include a covering letter stating your name, your address and what size you would prefer instead, and we will get a replacement sent out to you. You will need to cover the costs of returning it to us. Standard post (1st/2nd class) will be enough, no need to pay extra for special/recorded delivery but we do recommend getting proof of postage.

Great Run Merchandise

PO BOX 557



They are available in the following sizes (chest width is shown in inches)


Small 96cm (38″)

Medium 102cm (40″)

Large 107cm (42″)

XLarge 112cm (44″)

XXLarge 117cm (46″)

XSmall 83-87cm (size 8)

Small 88-92cm (size 10)

Medium 93-97cm (size 12)

Large 98-102cm (size 14)

XLarge 103-107cm (size 16)

We will confirm via email that your return has been received and when you should expect the replacement.