The former Stour gallery at 10 High Street, Shipston, will be open between Thursday, December 3 and Tuesday, December 8 between 10am and 2pm.
The pop-up will be offering new and secondhand designer clothing, accessories and homewares all donated by supporters of the charity.
In addition the shop will open on Friday, December 7 between 6pm and 8pm for the Shipston Victorian Evening, featuring drinks and mince pies.