Underwear Sizing Made Simple: A Guide for Sizes 5–17

Finding underwear that feels comfortable shouldn’t be complicated. The right fit can make a difference in how you move, feel, and go about your day. But with different styles, fabrics, and sizing charts to consider, knowing where to start isn't always easy.

At Teri Lingerie, we believe everyday comfort should be easy to find. That's why our best-selling nylon panties, The Plain Jane (Style 331), are available in sizes 5–17, making them the most size-inclusive style on our site. Whether you're shopping for a familiar favorite or trying Teri for the first time, understanding a few sizing basics can help you find a fit that feels right for you.

1. Start with Your Measurements

One of the easiest ways to find your underwear size is to start with your measurements. While your usual clothing size can be a helpful reference, it doesn't always translate directly to underwear sizing.

For the most useful results:

• Measure your waist: Wrap a soft measuring tape around your natural waist, keeping it comfortably snug without pulling tight.

• Measure your hips: Measure around the fullest part of your hips and seat, keeping the tape level all the way around.

• Check the size chart: Compare your measurements with the brand's specific size chart to identify the closest match.

For the best results, use the size chart for the brand and style you're shopping for. Sizing can vary between manufacturers, so checking measurements is more reliable than assuming the same size will fit everywhere.

Shopping tip: Check Teri's size charts on each style before choosing your next favorite.

2. Understand Underwear Sizes 5–17

Underwear sizes aren't universal. A size 7 in one brand may fit differently from a size 7 in another, which is why it's helpful to check the measurements associated with each size.

Teri's best-selling Plain Jane nylon panties are available in sizes 5 through 17, making this style the most size-inclusive option in our collection. With a broad range of sizes, more shoppers can explore a classic everyday favorite and find the fit that works best for them.

Rather than focusing on the number on the label, consider how the garment feels. Your ideal size should provide comfortable coverage without feeling restrictive or excessively loose.

Remember, the goal isn't to fit into a particular number. It's to find underwear that works comfortably for your body.

3. Know the Signs of a Good Fit

Once you've chosen a size, pay attention to how the underwear feels when you put it on and move around.

A comfortable fit generally means:

• The waistband sits comfortably. It should feel secure without digging into your skin or constantly rolling.

• The leg openings feel right. They shouldn't pinch or leave you feeling restricted.

• The seat provides the coverage you prefer. The fabric should sit comfortably without frequent riding up or shifting.

• The fabric lies smoothly. You shouldn't have excessive bunching or pulling.

• You can move comfortably. Sitting, walking, and bending shouldn't make the garment feel distracting or uncomfortable.

Everyone has different preferences when it comes to coverage and fit. These are useful starting points, not rigid rules.

4. Consider the Style, Not Just the Size

Even when the size is right, different underwear styles can feel different on your body. Rise, coverage, fabric, and construction all play a part.

Full-coverage briefs: A practical choice for shoppers who prefer more coverage through the seat and a familiar everyday fit.

Higher-rise styles: These sit higher on the waist and may appeal to those who prefer more coverage around the midsection.

Lower-rise styles: These sit lower on the waist and may work better with certain outfits or personal preferences.

Stretch-lace styles: These offer a different texture and feel, with stretch that can affect how the garment fits.

When shopping, think about what matters most to you: waistband placement, coverage, fabric feel, or how the underwear works with your everyday wardrobe.

5. Remember That Fabric Makes a Difference

The material can influence how underwear feels throughout the day.

Nylon is known for its smooth, lightweight feel and is a popular option for everyday briefs. Teri's best-selling nylon panties combine this silky-smooth feel with a classic style customers can return to day after day.

Cotton is a natural fiber valued for its familiar feel and breathability.

Stretch fabrics can offer flexibility and help a garment move with you, depending on the fabric blend and construction.

Details such as covered waistbands, cotton crotch liners, and seamless backs can also contribute to the overall wearing experience.

The best choice comes down to your preferences, the garment's construction, and how you want your everyday essentials to feel.

6. When Should You Reconsider Your Size?

Your preferred size can change over time, and that's completely normal. Changes in weight, body shape, personal comfort preferences, or the age and condition of a garment can all affect how underwear fits.

It may be worth checking your measurements again if you notice:

• A waistband that consistently digs in or feels too loose

• Leg openings that pinch or gape

• Fabric that frequently rides up or shifts

• Persistent bunching or pulling

• A fit that feels different from when you first purchased the garment

If you're between sizes, compare your measurements with the size chart and consider the style's fabric and fit. When possible, consult the product details or customer service for additional guidance.

7. Make Comfort Your Priority

At the end of the day, the best underwear is the underwear that helps you feel comfortable and confident. The right size isn't about a number—it's about finding a style that suits your preferences and supports your everyday routine.

With our best-selling Plain Jane nylon panties available in sizes 5–17, Teri offers a wider range of sizing in one of our most-loved everyday styles. It's classic comfort, a silky-smooth feel, and more options to help you find your fit.

Ready to find your fit?

Explore Teri's best-selling nylon panties, check the size chart, and discover your next comfortable favorite at terilingerie.com.