Skip to content

Pattern Grading Services

The Art of Grading Clothes Sizes

Welcome to “The Clothing Manufacturers” where we specialize in the intricate and precise process of pattern grading. Based in London, our team of skilled graders are experts in their craft, with years of experience in the garment industry. We understand the importance of accurate clothing sizing, which is why we take great care in every step of the grading process. From grading clothing patterns to training the next generation of garment graders, we are committed to ensuring that every piece of clothing fits like a glove. Join us as we dive into the unique and fascinating world of pattern grading and the role it plays in the fashion industry.


Understanding the Grading Process

Grading is the art of transforming a single pattern into a range of sizes, ensuring that each size is perfectly proportioned and fits beautifully. It’s like a magical process that turns a basic blueprint into a multitude of variations, like a symphony of sizes that harmonize perfectly.

The grading pattern is the key to unlocking this magic. It’s a blueprint for the blueprint, a roadmap for transforming the original pattern into a range of sizes that can fit people of all shapes and sizes. Think of it as the mastermind behind the scenes, orchestrating the entire grading process with precision and accuracy.

Our Services

We offer pattern grading services for a variety of garments, including:

Women's  Wear

Men's  Wear

Children's  Wear

Baby  Wear

Plus Size





Techniques Used For Grading Clothes Sizes

When it comes to grading clothes sizes, there are several techniques that garment graders use to ensure that each piece fits its intended size range. Here are the top 5 techniques for grading clothing patterns in London :

Pattern Grading: The most common technique used for grading clothes sizes is pattern grading. This process involves taking a base pattern, which is typically a size medium, and creating additional sizes by increasing or decreasing the dimensions of the pattern pieces. Pattern graders use specialized software and tools to ensure that the proportions of the garment are consistent across all sizes.

Nested Grading: Another popular technique is nested grading. This method involves arranging pattern pieces of different sizes on top of each other, like nesting dolls, and cutting them all at once. This technique is efficient and can save time and materials, but requires precision to ensure that each size is accurately cut.

Proportionate Grading: Proportionate grading is a technique used for garments that require specific proportions to maintain their shape and style. For example, a fitted dress may need to be graded in a way that maintains the same ratio of waist to bust to hip measurements across all sizes. This technique requires a deep understanding of garment construction and design principles.

Grade Rules: Grade rules are guidelines that garment graders use to ensure consistency across all sizes. These rules dictate how much each pattern piece should be increased or decreased in size for each size increment. The designer or manufacturer typically establishes grade rules and may vary depending on the type of garment.

Fit Testing: Fit testing involves creating a sample garment in each size and testing it on a model or fit model to ensure that it fits properly and looks flattering. This technique is commonly used in conjunction with other grading techniques to ensure that the final product meets the designer’s vision and fits the target market.

Factors Affecting Grading: When it comes to grading clothing patterns in London, there are several factors that can significantly affect the final outcome. Here are the top three factors that garment graders need to consider:

Pattern Grading Technique: Pattern grading is the process of increasing or decreasing the size of a clothing pattern while maintaining the same design proportions. There are different techniques for pattern grading, such as cut-and-spread, add-and-subtract, and computerized grading. Each technique has its strengths and weaknesses, and garment graders must choose the one that suits the garment’s design and fabric type. The grading technique can influence the final fit and comfort of the garment, as well as the cost and time of production.

Experience of Graders: Garment graders in London need to have a deep understanding of clothing sizing and body measurements to create accurate patterns that fit well. Experienced graders have developed an eye for detail and can spot potential fit issues before they occur. They also know how to grade different types of garments, such as knitwear, denim, or formalwear. An inexperienced grader can make mistakes that can result in a poor fit, leading to customer dissatisfaction and returns.

Fabric Characteristics: The choice of fabric can affect the grading process and the final fit of the garment. Different fabrics behave differently when stretched or pulled, which can affect the grading measurements. For example, a stretchy fabric like spandex requires a different grading technique than a woven fabric like cotton. Garment graders need to consider the fabric’s drape, weight, and elasticity when grading the pattern. They also need to take into account any fabric shrinkage that may occur after washing or dry cleaning.

What are the Benefits of Pattern Grading?

Consistency in Fit

Pattern grading ensures that the design of a garment will fit a range of sizes consistently. This helps to maintain the overall design .


Grading patterns in-house can save money and time as it eliminates the need for outsourcing the service.and fit of the garment.

Increased Accessibility

By creating a range of sizes for a particular garment design, pattern grading allows manufacturers to make their products more accessible to a of customers.

Better Inventory Management

By producing a range of sizes for a particular design, manufacturers can better manage their inventory and meet customer demand more effectively.


Graded patterns can be used for different types of garments like tops, bottoms, and dresses.and fit of the garment across different sizes, which is important for maintaining brand consistency .

Improved Efficiency

Pattern grading allows manufacturers to create a range of sizes for a particular design without having to create a separate pattern for each size. This makes the production process.

Best Practices in Grading Clothes Sizes

Grading clothes sizes is a crucial process in the fashion industry, as it ensures that clothing fits properly and meets the expectations of consumers. Here are some of the best practices for grading clothes sizes, explained in a creative way :

Create a Size Map: Grading clothes sizes is like making a map for a journey. Just like a map helps you navigate through different terrains and reach your destination, a size map helps designers and manufacturers navigate through different body types and create clothes that fit well for everyone. A size map is essentially a guide that lays out the measurements and proportions for each size, making it easier to grade clothes accurately and consistently.

Use the Golden Ratio: The Golden Ratio is a mathematical concept that has been utilized in art and design for centuries. It’s a proportion that is considered aesthetically pleasing to the human eye, and it can also be applied to grading clothes sizes. By using the Golden Ratio, designers can create a balanced and harmonious fit that flatters the wearer’s body shape. Just like a beautiful painting or sculpture, a well-graded garment that follows the Golden Ratio can be a work of art in its own right.

Consider the Anthropometry:  Anthropometry is the study of human body measurements and proportions, and it’s a key factor in grading clothes sizes. Everybody is unique, and understanding the different body types and shapes is essential for creating clothes that fit well and feel comfortable. By considering the anthropometry of different populations and regions, designers can create clothes that cater to diverse needs and preferences. In a way, grading clothes sizes is like solving a puzzle, where every piece must fit together perfectly to create a cohesive and satisfying whole.


Grading clothes sizes is both an art and a science that requires careful attention to detail and a deep understanding of human anatomy and proportions. At The Clothing Manufacturers, we pride ourselves on our expertise in grading clothes sizes and our commitment to creating garments that fit well and feel great. If you’re looking for a reliable partner in the fashion industry, look no further than The Clothing Manufacturers. Let’s work together to create clothes that look amazing and fit perfectly. Contact us today and learn all about our grading services and how we can help you take your fashion business to the ultimate level!


Our clothing manufacturer provides industry-standard minimum order quantities (MOQ). The minimum required order amount varies per design and can be as low as 50 units for casual wear, depending on the design. We cater to both big and small brands and our facilities allow us to offer a complete manufacturing service, from designing prototypes to full-scale production.
Our factories are strategically located around the world like in Vietnam, Bangladesh, Sri Lanka, Morocco, enabling us to provide high-quality items at an affordable cost. If you're interested in learning more about the production location of your items, please don't hesitate to reach out to us. We would be glad to assist you. We make sure to deliver large orders from Turkey, China and small to medium orders from India.
To initiate a quote request, simply reach out to us via email (found at the top of our website), through the contact form on the "Contact" page, or by phone (+44 7899 491932). We'll require some details about the garments you want to manufacture, so providing information on colors, designs, and quantities would be helpful.
The materials for your products are sourced ethically from trusted suppliers. During the design process, we consider your specifications for durability, luxury, and feel, and select the most appropriate materials to match your needs.

Related Latest Blogs

vector hand drawn sustainable fashion illustration

Unlocking the Potential: The Benefits of Using a Flexible and Modular Grading System

In the dynamic and ever-evolving landscape of apparel manufacturing, embracing innovation is essential for staying ahead. Introducing a flexible and ...

Mastering the Art of Pattern Grading: A Comprehensive Guide

Pattern grading emerges as a true art form in the intricate realm of fashion design, where precision and innovation converge ...