La description

Specifically designed for the Ultralite 100 Bivvy Aquatexx EV 1.0
Creates an awning that provides extra protection from the elements
Reduces condensation and increases heat retention
Very quick and easy to assemble and can stay in place while setting up and packing
Aquatexx EV fabric - super waterproof, breathable and hydrophobic
Dual rear vents for extra airflow
Double Velcro rod attachments
Drawstring tote bag

Technical specifications:
Material: Aquatexx EV
Weight: about 2.3kg
Transport size: 45 x 22 cm