The description on Amazon says that it is waterproof??
Tough Dupont(R)Tyvek(R). A waterproof plastic paper made of spun-bonded olefin fibers, Tyvek is a popular choice for kite workshops. Our Type 1443R Tyvek even feels like cloth. 60" wide. 40 grams/sq. meter.
"You'll never get a Purple Heart hiding in a foxhole." Capt. H. P. Crowe, USMC; Guadalcanal, 13 Jan 1943
'I'm not a vegetarian because I love animals. I'm a vegetarian because I hate plants." A. Whitney Brown
"Everything takes longer once a cat gets involved." sm