PBR Red Brick Texture with Trowel Marks
They are classical red bricks widely used in many European countries including United Kingdom, Netherlands etc.

If you inspect the bricks carefully, you will find trowel marks on it. Of course, pits, scratches, worn and damaged areas also exist.
 
Typical Orange or Brown Leather Texture with Impressions
This texture has classical leather patterns which are tiny flakes with various colors ranging from red, orange to brown.

Besides gaps between flakes, there are also a few big impressions.

Dirt appears on the texture too.
Entirely Worn Leather Texture
It is a piece of totally worn leather.

The superficial is completely ripped off, so the underneath vein or root like texture is exposed. The inner texture is like a network spreading across the whole surface.
 
Terrazzo or Marble Texture with Various Colors
It is terrazzo. Some people group it as marble.

The pattern of terrazzo is the most popular and typical one. It has a variety of colors including orange, red, brown and grey.

The flakes are of different sizes too.
Wood with Horizontal Bark Texture
It is a large piece of wood which has numerous parallel and horizontal lines.

Each line has some color variations. The dents make the wood look more natural and realistic.
Oxidized Brushed Aluminum Texture with Dirt
It is a oxidized brushed aluminum plate with dirt. The oxidation reduces the reflectiveness of the metal, so the surface has uneven glossiness.

Besides oxidation, dirt also affects the colors and reflectivity of aluminum.
Rusty Metal Plate Texture with Round Cap Nails
It is a tremendously rusted metal plate. Thick layers of rust cover the whole iron surface, but the rust is thinner around round cap nails.

The rust has different colors including light brown, dark brown, orange and black.

Scratches can also be found on the rusty superficial.
Oxidized Metal Plate Texture with Round Cap Nails
This highly oxidized metal plate is full of round cap nails, but well aligned. It is usually used as covers for containers.

Dirt has accumulated around round caps as those are good places to hide debris.

Oxidation has different degrees too. It can be proved by different reflectivity.

Of course, scratches cannot be omitted for oxidized iron metals.
100% Rusty Metal or Iron Texture
This texture is a completely rusted out metal plate which has a few layers of rust. Due to weathering, the iron has different degrees of worn out parts and eroded areas. Corroded surface makes its surface highly bumpy.
Corrugated Carton Cardboard Paper Texture
It is a corrugated carton paper, so stripes can be on this fiberboard. As the name "fiberboard" implies, it has a lot of tiny fiber texture on the surface.

Some fibers are soft, but some are hard. The difference in hardness gives easily recognizable patterns to the cardboard.
Wood-like Fiber Paper Texture with Flecks
This coarse paper is made of fibers which make it look like a wood.

To be a woodlike paper texture, a lot of fibers can be seen. In reality, fibers are pressed to produce this kind of paper.

Occasionally, randomly oriented flecks can be found.
Crumpled Drawing Paper Texture
It is a highly crumpled drawing paper. Paper 0004 is also a crumpled drawing paper, but the surface of this texture is coarser than Paper 0004's as this paper is thicker.
Parcel Packaging Paper Texture with Wrinkles
From the brown color and the pattern, everyone can tell it is a parcel packaging paper.

Among all types of parcel packing papers, it is a rather smooth one having a glossy surface.
Wet Muddy Ground Texture with Fallen Leaves
It is a wet and muddy ground of a forest. Large, medium and small rocks or stones can be found everywhere. Tiny fallen leaves cover almost the whole slimy ground.
Galvanized Metal Sheet Texture
It is a galvanized metal sheet with different sizes of scratches and pitting.

The crystallized pattern defines the signature of galvanized iron.

Galvanized metal is commonly used for covering wooden structure. Usually, construction workers simply nail them on wooden parts.

It is also used to make water tanks.
Blue Office Carpet Texture
This texture is one of the most common types of carpets which can be found in many offices.

There are seemingly parallel running threads on each tile. This pattern creates the identity for this office carpet tile.

As it is an old and aging carpet, dirt and worn out parts exist.
Knitting Wool Texture
It is a blue and white knitting wool. Each thread has fiber and fur details.

It is a fantastic texture for sweaters and similar outfits.
Highly Crumpled Parcel Packing Paper Texture
It is a crumpled parcel packaging paper with hundreds of wrinkles and folds. There are different sizes of folds ranging from extra large to small.

You can simply use this texture as a packaging material. It can immediately turn a plain box into a parcel package.
Unfolded and Crumpled Paper Texture with Crease Mark
The paper has been symmetrically folded and unfold leaving a prominent crease mark at the center.

Wrinkles, dirts and scratches are on the paper too.

It is a rough paper.
Unrolled Wavy Paper Texture
The wavy folds of the paper is created by rolling and unrolling. Spotty dirt and hairy dirt is on the paper.

This paper is rather smooth except the hairy dirt which creates a little bumpy surface.