The nabi does come with the red bumper yes which is great because it protects it from the get go.
If you want to customize it more you can buy other colors of bumpers in the nabi shop (purple, pink, blue, green, orange, glow in the dark)
You can also buy kinabis to personalize the back of the Nabi (letters, pictures etc...)
This link takes you to the Nabi accessories shop so you can see what the accessories look like
Yes all nabi 2 tablets come out of the box with the nabi red food-grade silicone bumper.
Walmart offers various accessories for the nabi 2 tablets including optional replacement bumpers that come in a variety of colors including: Blue, Green, Orange, Pink, Purple and my son's and my favorite Glow-in-the-Dark.
Comes with the red bumper. And yes there are other colors you can buy. You can get them at best buy, walmart, target, etc. And a glow in the dark one too!
Yes, you can buy other color bumpers from the nabi store online... pink, blue, green, glow in the dark, orange and purple. https://store.nabitablet.com/catalog/NABI/nabi/accessories
My daughters came with the red bumper, but yes you can buy different ones.
It comes with the red bumper. I did order an orange one off of Amazon.com. The replacement bumper came in several different colors, however the original only comes in red.