Google announced new features for Google Shopping that includes the ability for merchants to upload 360 degree images of their products and for consumers to create shortlists for shopping lists.
Here is a picture of how 360-degree photos of the products looks like in Google Shopping. You can also play with them over here.
Google also added Shortlists, a way to research products and plan purchases with friends and family. You can add products to your shortlists, invite friends to collaborate with you on them and then buy them when you are ready. You can make shortlists over here and here is a picture:
Finally, here is a video on this:
Forum discussion at Google+.