Jrc contact bivvy the jrc contact bivvy is a new 2 rib concept new mesh sleeves have been added to this bivvy making it lightweight 58kg and with easy airflow for drying when wet jrc contact one man bivvy strong 210d oxford nylon material with a 5000 hh pu coated outer shell easy set up 2 aluminum rib construction supplied with pegs and carry bag length 230cm width 275cm height 135cm green