1. Using the wrong type of potatoes. Choose higher starch potatoes (like Russets or Yukon golds) for the fluffiest, smoothest mash. They also absorb flavorings more easily. Waxy potatoes (such as red or white varieties) require more mashing to become creamy, which could lead to the dreaded potato paste..
Leather is a durable and flexible material created by tanning animal rawhide and skin, often cattle hide. It can be produced at manufacturing scales ranging from cottage industry to heavy industry.
Top grain leather is similar to full grain leather in terms that it is the first layer of leather once the hair of the animal has been removed. However, top grain leather has superficial blemishes in it (which were caused by brand marks, barbed wire fences, etc. when the animal was alive).