Product grammage refers to the weight or thickness of a material used in the production of a product. It is typically measured in grams per square meter (gsm) and is an important factor in determining the quality and durability of a product. A higher grammage indicates a thicker and more substantial material, while a lower grammage may suggest a lighter and less durable product. Product grammage is often used in industries such as paper, textiles, and packaging, where the weight and thickness of materials can greatly impact the final product. It is also commonly used in consumer goods, such as clothing and household items, to indicate the quality and strength of the product. In summary, product grammage is a crucial aspect of product development and plays a significant role in determining the overall value and performance of a product.