When you are adding a reward, you first need to select ‘Yes’ for ‘do you require the pledger's address for delivery?’ Then, enter an 'estimated delivery date'. Then, select ‘Yes’ for ‘do you need any sizing information for this reward?’

Under ‘reward options’, put in the different options available, separated by a vertical bar ‘|’. 

For example…




It is important to do this before going live, and for every reward that has an option.