Lock the Smart Cover Companion Case Cover For The new iPad (Design with Anchor to Lock the Smart Cover on The new iPad) $9.99, Plus $2.85 shipping

I think it's best Smart Cover partner case for the new iPad.
http://www.amazon.com/ReElegant-L...991&sr=8-1

Re-design elegant and custom made for The new iPad (ipad 3rd generation)! Unlike most similar companion covers, ReElegant Lock the Smart Cover back case covers the magnetic strip connection. (Reelegant case has special Anchor to lock and reinforce the Smart Cover). HHI ReElegant Lock the Smart Cover Companion back Case is a best companion for your official Apple Smart Cover. This low profile but elegant back cover will truly enhance the looks of your The new iPad (3rd Generation) while protecting it from scratches.

The cutouts are perfectly optimized to only expose the ports, buttons and the microphone hole. All the edges are covered except for the part that integrates to the Smart Cover. ReElegant Smart Cover Partner case is engineered using high-quality polycarbonate PC material. (polycarbonate PC material is light and unlike the TPU material that add bulk and weight).

It has pre-cut openings for top and side buttons, camera, charger port/dock connector, headset jack and speaker which allows full access to the The new iPad (3rd Generation)'s functions. Easy snap-on installation with a perfect fitment. Available in different colors that matches your Smart Cover! (sold separately)

special Anchor to lock and reinforce the Smart Cover
Compatible with Smart Cover!
Made with high quality Polycarbonate.
Pre-cut openings that allows full access to the The new iPad (3rd Generation)'s functions.
Available in different colors that matches your Smart Cover! (sold separately)
Smart Cover not included
Suitable for The new iPad (3rd Generation)