What Does Denier Mean for Tights?

Often abbreviated as "DEN," denier is the unit of measurement used to determine the thickness, opacity, and warmth of tights, based on the weight of the yarn that was used to make them The lower the denier number (e.g., 10 DEN), the sheerer and more fragile the tights; the higher the number (e.g., 80 DEN), the thicker, more opaque, and warmer they will be. While denier is the standard for hosiery, it is actually part of a broader system of units of textile measurement used across the fashion and manufacturing industries to determine fabric weight.

Hosiery usually ranges in denier from around 5 denier (known as sheer tights, up to as high as 200 denier or more (opaque tights). Understanding denier is essential to selecting the right pair for your outfit, environment and occasion. In this guide, we'll break down what different tight deniers mean and how to work out what denier tights would be the best choice for your needs.

What Denier are Sheer Tights?

10 denier tights to 20 denier tights are considered sheer tights although you can also get super sheer tights as low as 5 denier. These are tights that provide a nearly bare-leg appearance while offering a subtle airbrushing effect for leg perfection! Ideal for special occasions and hot weather due to their lightweight yet durable finish, they offer minimal coverage and maximum impact. Brands like Falke, Pearl & Poseidon and Wolford offer a great range of low-denier tights that don’t compromise on quality and longevity. 

10-15 Denier Tights: These tights strike a balance between sheer and semi-sheer. Choose from plain nude tights for a super smooth and natural look or pick funky patterned tights that feature a cool design to elevate your outfits. Alternatively, choose staple black tights that are highly versatile and can be worn with both formal and casual attire.

20 Denier Tights: These are slightly more opaque, 20 denier tights offer better coverage while still being lightweight on the legs. 20 denier tights are perfect for workwear as you can wear them with a skirt or dress. They come in an lots of patterns and colours for a simple wardrobe update from season to season.

What Denier are Semi-Opaque Tights?

30 Denier: This denier of tights is a great all-rounder for wearing year-round, as they provide a little more coverage than sheer tights, yet are not as thick as opaque tights, ensuring a lightweight feel and breathability. Brands such as Charnos, Cecilia de Rafael and Amour offer a great selection of denier tights in a variety of sheer styles, patterns and nude tights.

40 Denier: These pantyhose are a bit thicker and more opaque, 40 denier tights are excellent for adding warmth while maintaining a semi-sheer appearance. They are great for transitional seasons! Brands like Wolford and Giulia provide best-seling 40 denier pantyhose that offer durability and beautiful finishes to suit your occasion. Higher denier tights can really help bright-coloured tights pop, patterned tights designs stand out more and high-fashion tights give that WOW! factor. 

What Denier are Opaque Tights?

50 Denier: Opaque tights with 50 denier or more offer full coverage and a solid base. These are perfect for colder days, as they provide warmth and a polished look. If you’re looking for work tights for winter, we’d recommend deniers around this range to keep you warm and comfortable.

60-80 Denier: As the denier gets higher, so does the opacity. These tights are a great choice for autumn and winter tights, adding style and comfort to your wardrobe. Opaque tights create a cosy and comfortable feel on the legs, adding warmth to your outfits. 

100 Denier and Above: These are thick, completely opaque tights that can even function as an alternative to leggings in the chilliest weather. They're a must-have for staying warm and stylish during the winter months. If you’re seeking a super cosy option, explore our wool tights collection.

Key Takeaways on Tights Denier:

Definition: Denier (DEN) measures the weight of the yarn; it tells you how thick or sheer a pair of tights will be.

Low Denier (5–30 DEN): Lightweight, translucent, and sheer - ideal for warm weather or formal evening wear.

Mid Denier (30-50 DEN): Medium coverage, semi-opaque finish on the skin - ideal for everyday wear or transitioning seasons.

High Denier (60–100+ DEN): Thicker, opaque, and highly durable - designed for extra warmth or solid coverage.

Frequently Asked Questions about Tights Deniers

What does denier actually measure?

Denier measures the weight of a fibre and more specifically, it's the weight in grams of 9,000 metres of a single yarn or thread. The lower the number, the finer and more sheer the fabric; the higher the number, the thicker and more opaque.

What is the best denier for everyday office wear?

For everyday workwear, 20 to 40 denier is best. This range is semi-sheer, meaning it looks professional and elegant while offering excellent fabric strength for regular wear.

What denier tights make legs look bare?

To achieve a bare-leg effect, choose 5 to 15 denier tights in a nude shade to match your skin tone. Tights with these denier weights allow an ultra-sheer apperance that is virtually invisible on the skin, yet provide enough coverage to cover any unwanted blemishes or discolouration.

What denier tights are completely blacked-out?

Tights that are 80 denier or higher will provide an opaque, solid colour look. At 100 denier and above, the fabric is thicker and offers even more warmth, often worn as a comfortable alternative to leggings.

What is the most durable denier that won't rip?

Opaque tights typically use thicker yarn fibers that are highly resistant to standard fingernail snags and friction ladders, however even some sheer tights and lower denier alternatives have properties that prevent runs and specifically engineered to last through regular wear.

How do I choose the right denier for an occcasion?

For formal events or warm weather, choose 5 to 15 denier for a lighweight and barely-there look. Tights that are 15 to 30 denier works well for workwear and smart outfits as well as special occasions like weddings, while 30 to 50 denier is a versatile choice for everyday wear and transitioning seasons. For cooler weather, 50 to 100 denier provides extra warmth and a full coverage appearance, and tights that are 100 denier or more are ideal for winter or bold colour block styling.

When do tights become opaque?

Opaque tights are generally 50 denier and above which can be perfect for winter or colder days, concealing your complexion and providing additional warmth.

Are 20 denier tights see through?

20 denier tights offer a semi-sheer appearance therefore you will be able to see your natural skin complexion through them. While they offer more coverage than ultra-sheer 5 to 10 denier tights, they provide a natural, polished finish that can even out skin tone.

What's the difference between denier and opacity?

Denier is the technical measurement used for the weight of the yarns, while opacity is the visual appearance of the tights including the level of coverage and how see-through they are when worn.

Can two pairs with the same denier look different?

Yes, some tights with the same denier can appear different depending on the knit construction, finish of the tights and how much the fabric stretches over your legs. For example, shiny 20 denier tights will offer a glowy, wet-look appearance while matt 20 denier tights give a more natural, airbrushed look.