Interior design materials play an important role in defining the overall look and feel of a space. Here are some common materials used in interior design and their specifications:

Flooring Materials:

Hardwood: Durable and Adds warmth to a space. Species like Oak, Walnut, and Maple are popular.

Ceramic tile: Durable, easy to clean, and comes in a variety of colors and patterns.

Carpet: Soft and comfortable, but can stain easily. Nylon and wool are popular choices.

Wall Materials:

Paint: Widely used for its versatility and affordability. 

Wallpaper: Adds texture and pattern to a space. Can be easily removed and replaced.

Stone veneer: Provides a natural look and can be used for an accent wall or fireplace.

Window Treatments:

Blinds: Provides privacy and light control. Aluminum and wood are common materials.

Curtains: Adds texture and warmth to a space. 

Shutters: Provides a classic look and can be made from wood or vinyl.

Furniture Materials:

Wood: Provides a classic and timeless look. Hardwoods like oak and cherry are popular choices.

Metal: Gives a modern and industrial look. Aluminum, steel, and iron are common materials.

Upholstery: Provides comfort and texture. Fabrics like cotton, linen, and velvet are popular.

Lighting Materials:

Glass: Provides a clean and modern look. 

Metal: Adds an industrial look. Brass, copper, and black metal are popular choices.

Fabric: Provides a soft and warm glow. Linen and silk are popular materials.

When selecting interior design materials, it's important to consider durability, maintenance, and budget. Additionally, it's important to consider the style and function of the space to ensure that the materials complement the overall design.