The Apple iPhone 7 Plus Silicone Case is retailing for S$58 and there are nine colors available:

After using my Apple iPhone 6s Plus Leather Case (Midnight Blue) for almost a year, the color of the case will stain any objects after it comes into contact with water.

Apple iPhone 7 Plus Silicone Case (Black) - Packaging Front
Apple iPhone 7 Plus Silicone Case (Black) – Packaging Front