The term 'KIND OF HELMET' can be solved by two crossword solutions: PITH (4 letters) and CRASH (5 letters). PITH is a type of helmet made from a lightweight material such as cork or bamboo, which was commonly used in the 19th century. It was designed to protect the wearer from blows to the head. CRASH is a type of helmet made from a hard material such as fiberglass or Kevlar, which is designed to absorb the impact of a CRASH or fall. It is commonly used in sports such as motorcycling, skiing, and snowboarding.