AIMO Progressive Guerilla Armor Case w/ Built-in Kickstand for ZTE / T-Mobile Aspect F555 [T-Mobile, MetroPCS] - (Black / Black) Hybrid dual-layered skin and armor case with built-in kickstand. Impact-resistant cover protects the back and sides of your phone. Ribbed soft-touch rubberized finish; Allows access to all phone functions. Easy to install - simply snap on. No tools required.