prickproof
/ˈprɪkˌpruːf/Definitions
1. adjective
resistant to or protected from being pricked or pierced
“The prickproof gloves allowed me to handle the cactus without getting hurt.”
2. noun
a substance or fabric that is resistant to or protected from being pricked or pierced
“The prickproof coating on the fabric prevented it from getting damaged.”