Please kindly note that this waterproof houring just for Sony A7R IV Only.

Compatible lenses:
Sony FE 28-70mm F3.5-5.6 OSS (Manual focus available with zoom gear)
Lens below didn't included Zoom Gear, not able to Zoom and Autofocus only
Sony FE 16-35mm F/4 ZA OSS
Sony FE 24-70mm F/4 ZA OSS (Available at 24mm only)
Sony FE 24mm F1.4 GM
Sony FE 50mm F1.8
Sony FE 50mm F2.8 Macro
Sony FE 55mm F1.8 ZA
Sony FE 85mm F1.8 

Materials :
Polycarbonate
ABS plastic
Optical glass
Stainless steel
EPDM rubber
O'ring sealed buttons with spring

Key features:
Interchangeable port system
Vacuum Pump System port
Sync cable port
High-quality optical viewfinder
Inbuilt leak detection sensor
Fiber optic port
Stainless steel mounting plate 1/4" Thread
Reinforced metallic bottom plate
Multi-coated optical glass lens port

Package list:
1x Underwater housing for Sony A7R IV
1x Zoom gear for 28-70mm lens
1x User manual
1x Spare O'ring
1x Shoulder & wrist strap
1x Lens protective cover
1x HolaFoto Clean cloth