![WG-AS1 Water Guard For D3 WG-AS1 Water Guard For D3](https://cdn11.bigcommerce.com/s-f9fok/images/stencil/370x488/products/422/589/570538__01399.1374599580.jpg?c=2)
The Nikon WG-AS3 Water Guard is designed to maintain the D700's high level of dust and water protection, when used in combination with the SB-900 Speedlight flash unit. The WG-AS3 clips onto the flash unit's foot, creating a shield against dust and water.