The open nature of the Boston 500 Extension provides a great place to sit, eat and play undercover while maintaining contact with the great outdoors. Although enclosed at the sides, large panoramic windows provide great views of the campsite while protecting the camper from the wind. Technical specifications Type of tent: Extension Hydrostatic Head: 3000 mm Flysheet: 185T 100% polyester PU coated. Fire Retardant Poles: Steel 16 mm Pitching way: All in one Pack size: 66 x 16 cm Weight kg: 4.8