This will be my third! I have materials and technologies. When this hammer appeared on the market, it was immediately clear to me that this is not a typical hammer. I bought two at once (one for the room and one for the street). This will be my third. for the office. Most companies offer a quality hammer, but few offer a hammer with real value. Fiskars has created a great hammer that will take us where there were no hammers before. The quad-layer grip uses materials science to deliver maximum impact performance while greatly reducing vibration and fatigue. Think of this technology like high-end tennis racquets. Many of the same design principles work in this hammer. And they are all here to help and protect you, the owner. I am so impressed with the engineering of this hammer that I own three of them. And this is from a man who has worked with the highest level of tools and technology the world has to offer. want. If you want the safest and best hammer, buy this one. I recommend for the typical homeowner or hobbyist to get a 20 ounce head with a shorter 13.5 inch grip. It's the perfect balance of control and performance.