Prevent frustrating freeze-ups with this insulated tip-up. Extra-durable molded poly base. 17.5" flag shaft. Tapered rails for easier removal from snow and ice. Hi-visibility chartreuse. Molded-in 19" ruler. Pre-lubed with Sub-Zero low-temp lubricant. Dual trip settings. Removable spool shaft. Includes line, depth finer, and line markers.