West Art out of Pennsylvania has bodybuilding resins, I don't know if they will fit in the customer's budget, they retail for $38.00 up. There are over 24 body building and probably that many more in weightlifting - both male & female.
Their web site says it is being remodeled so there are no photos - www.westartusa.com - their phone number is 800-447-9430 - call them to get a catalog.