Link to your individual collections by creating a new linklist in the Navigation section of the admin.
You can then have it appear here by choosing your new linklist under Customize Theme / Sidebar.

Polo Ralph Lauren Men Vintage Short Sleeve Stripe Shirt
PRL Men Vintage Short Sleeve Shirt Front Pocket Vintage Shirt
Material : Cotton
100% Cotton
Pink Green/white
Chest width: 51 cm or 20 ''
Shoulder width at back: 48 cm or 19 ''
Length: 76 cm or 30 ''
Sleeve length: 58.5 cm or 23 ''
Chest width: 51 cm or 20 ''
Shoulder width at back: 48 cm or 19 ''
Length: 76 cm or 30 ''
Sleeve length: 58.5 cm or 23 ''