Offering space and shelter, the Sonik Sk-Tek 2 Man Bivvy is great for those who appreciate comfort for a great price. With lightweight aluminium poles, the bivvy is easy to put up, take down and customise. Sporting fantastic options such as a removable groundsheet, a 2 way letterbox style removable door and 3 door window options, you adjust this bivvy just the way you like it and make it feel like a home away from home!5,000mm HH 210 PU Backed PolyesterLightweight 5-section 16mm 6061 aluminium polesLarge peak for doorway protectionTuff-lite Removable GroundsheetMaximum space pole layout and inline tension bars2-way letterbox style removable door3 Door window options (green, clear PVC, mozzi mesh)Large front and rear mozzi mesh vents