You can also check out Chumbak! I totally love their colourful and chic collection!
You can checkout The Messy Corner or Daily Objects for quirky and colorful designs. Also, Jaypore and Nicobar for more quintessential designs.
Chumbak is best for the design.
Daily Objects and Chumbak.
Chumbak is definitely the way out! App for the same is available on play store and App Store
Theskinmantra.com has some pretty good options
You should surely have a look at The Messy Corner , they have a variety that you can choose from.
@mixmitti on Instagram has some really unique designs.