Custom fields for product not work

-- url of the page with the problem -- zlata76.ru/tovary/1-korm-dlya-sobak-1
-- HikaShop version -- : 2.3.0
-- Joomla version -- : 2.5.18

Custom fields for product not work, if i create field checkbox - in the panel is displayed normally, on the site:

namefield value1, value2 (my site: Упаковка Картон, Банка}

if i create field dropdown - in the panel is displayed normally, on the site:

namefield 0,1

Help me please.

Hello,
The product custom fields are working fine, the solution will just be to create Item custom fields.