Change Title of Product Grid Page

Hi,

I want to change the title for Regal 38mm Tri-Colour it’s coming in one line but i want to change it First line with Regal 38mm , And second line should be Tri-Colour,
Same as other products Title showing in Grid . I tried to change it in page title give space but it’s not working.
Please let me know .

The page I need help with: [log in to see the link]