Any scale from 6 mm to 28 mm
The pictures are 15 mm (1:100) scale
A range of Stryker vehicles
8 different variants are available (from left to right in the picture):
M1126 ICV - Infantry Carrier Vehicle
M1127 RV - Reconnaissance Vehicle
M1128 MGS - Mobile Gun System
M1129 MC - Mortar Carrier
M1130 CV - Commander's Vehicle
M1132 ESV - Engineering Squad Vehicle
M1133 MEV - Medical Evacuation Vehicle
M1134 ATGM - Anti-Tank Guided Missile vehicle