Taking the Boa concept one step further, the Northwave Quest BOA's unique lacing system provides the quickest, most hassle free lacing available. Tech: Tri-Layer Upper: Built with three distinct layers (PVC outer, foam sandwich, and a felt liner), this process produces the most durable, supportive and waterproof uppers in the industry. Superior warmth and comfort, with variable flex control. Boa Lacing Cable: The revolutionary Boa Lacing System allows you to get your boots as tight as you want while Dynamic Closure reduces pressure points. In other words, your boots will be tighter, quicker and longer. Kind of like Viagra Injected Toe Cap Protection: It's easy to thrash on your toes when you ride hard and ride a lot. The injected toe cap, protects your kick a$$ boot from any wear and tear. Rough and tough. Integrated Highback Support: A support system integrated into the rear of the upper, it distrubutes the pressure form the highback and improves responsiveness while eliminating highb