ripstop nylon

[ rip-stop ]
/ ˈrɪpˌstɒp /

noun

a nylon fabric woven with a double thread approximately every quarter inch to prevent the expansion of small rips.

Origin of ripstop nylon

First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019