Matted dog hair is unsightly and unpleasant to touch, and can also be uncomfortable or even damaging to your dogs skin. Mats form when a dogs hair becomes tangled around itself. Often these tangles trap dirt and debris such as sand, needles, twigs, burs and other objects.
severe matting on dog fur. Mats are tight knots in dog hair that form unsightly clumps or tangles. It is usually seen in dog breeds with curly, long, or double coats. Although it might seem like matted hair is a superficial problem for dogs, it can be painful and uncomfortable.

Furthermore, visual representations like the one above help us fully grasp the concept of Clipping Matted Dog Hair On A Puppy.
Best Dog Clippers for Matted Hair. Raising Canes Dog Slippers.I did wet clipping technique on this pup since she was super matted. This technique helps save some length and allows for some flexibility in the groom.

Best Dog Clippers For Matted Hair: Chibuy Professional Pet Grooming Scissors. How To Get Mats Out Of Dog Hair.Mats can form anywhere on a dog or cats coat but especially where their hair is extra long: the backs of their ears, butts, tummy area, and under the arms and legs.
Like human hair, dog hair shrinks up when it dries. If you cut your pups hair while its wet, you could end up cutting his hair too short, which could leave him exposed to the cold or the sun (or he could end up with an uneven haircut).
Mats in a dog's fur are tangled clumps of hair that can range from minor annoyances to painful issues if ignored. They're common in breeds with long, curly, or woolly coats like Poodles, Doodles, Cocker Spaniels, Bichons, or Shih Tzus, but can affect any dog.
Small matted dog hair can occur daily because your long haired dog is continually shedding dead hairs. This shedding process is not like those breeds that leave hair all over your house. The long haired dog sheds its hair into the coat causing small mats to form.