Thermaltake Overseer RX-I Snow Edition - Full-tower - White, Black - Steel, Plastic - 10 x Bay - 3 x Fan(s) Installed - ATX, EATX, Micro ATX Motherboard Supported - 22.71 lb - 6 x Fan(s) Supported - 3 x External 5.25" Bay - 1 x External 3.5" Bay - 5 x Internal 3.5" Bay - 8x Slot(s) - 4 x USB(s)