noun-modifying (irregular)
nonslip; non-slip
Prenominal use describing surfaces, coatings, or products designed to prevent slipping.
このマットはノンスリップ加工がされています。
This mat has a nonslip finish.
noun
stair nosing
Refers to the protective edge or strip on stairs that provides traction; a specific architectural/construction term.
The stair nosing is starting to come off.