Tyvek Bivy Kit
Make your own bivy......no instructions included.
Includes 3 yards of 10' long DuPont Tyvek, a 10' long #3 zipper, 2 10' by 5" tyvek strips, 2 double pull sliders, 2 single pull sliders. 1 yard of mosquito netting, and a roll of double sided carpet tape.
Choose the additional option of pre-sewn zippers and the zippers will be sewn to the tyvek strips so you can tape them in.