The upper of the Georgia Boot Men's 6 in. Brown FLX Point Composite Waterproof Lace-Up Boots is made with full-grain leather. It's a great material to have on waterproof work boots because the material has natural strength and durability. Also on the upper is a padded collar for comfort and an extended tongue to keep dirt and debris out of the interior. The lace-up design allows you to adjust the footwear's fit to your liking. A composite toe is lightweight, but effective when it comes to keeping your toes protected. Due to this safety toe, these men's waterproof work boots are compliant with the ASTM F2413-05 I/75 C/75 Protective Toe Classification, which means that they can withstand up to 75 lb. of impact and compression. You should wear these waterproof boots to work because they have great durability, they have a safety toe to keep your feet protected and they keep your feet comfortable.