There isn't one universally "healthiest" material—comfort, climate, and activity all matter. Different fabrics offer different benefits, and the best choice can vary by person.

• Cotton: Often praised for everyday breathability and a familiar, soft feel.
• Microfiber: Typically smooth, stretchy, and designed to be moisture-wicking and quick-drying—helpful for active days or warm weather.
• Design details: Seamless edges and soft waistbands can reduce rubbing or digging for added comfort.

It can help to rotate styles based on your day—cotton for lounging, microfiber for workouts or fitted outfits. If you have specific skin sensitivities or health concerns, a healthcare professional can offer personalized guidance.

Both can work well day to day, but they shine in different ways. The right pick comes down to your routine and preferences.

• Microfiber: Known for a sleek look under clothes, stretch for a close fit, and moisture-wicking that can help you feel drier during busy days.
• Cotton: Popular for breathable comfort and a natural feel, which some people prefer in hot, casual, or low-activity settings.

Many customers keep a mix: cotton for relaxed days, microfiber for work, travel, or workouts. On Walmart, check product descriptions and filters for features like seamless construction, smoothing panels, or moisture-wicking to match your needs.

A good fit should feel secure, not tight. These steps can help you choose more confidently:

1. Measure your hips: Use the fullest part and compare to the size chart on the product page.
2. Consider the rise: High-waist, mid-rise, or low-rise can affect how the waistband sits and feels.
3. Choose your coverage: Brief, bikini, hipster, boyshort, or hi-cut each fit differently.
4. Factor in stretch: Microfiber usually has plenty of give; if you’re between sizes, consider your preference for a snug or relaxed feel.
5. Look for comfort cues: Terms like “dig-free” or “comfort waistband” can signal a gentler hold.

Use filters to find XS–3XL and plus-size options.

Microfiber shines when you want smooth, lightweight comfort and quick-dry performance.

• Workouts and busy days: Moisture-wicking, fast-drying fabric can help you feel comfortable as you move.
• Travel: Lightweight and packable, and many styles dry quickly after a sink wash.
• Under fitted outfits: Seamless or laser-cut edges can help minimize panty lines for a sleek look.
• Smoothing moments: High-waist or shaping designs can offer a more streamlined feel under dresses or skirts.

For very hot, laid-back days, some people prefer cotton’s airy feel; mixing fabrics based on the day can be a practical approach.

Always follow the care label, since instructions vary by style. In general, gentle care can help maintain stretch and softness.

• Wash cool: Use cold water on a gentle cycle with mild detergent.
• Skip fabric softener and bleach: Softeners may reduce moisture-wicking performance; bleach can break down fibers.
• Protect delicate details: A mesh laundry bag can help preserve lace and edges.
• Dry with care: Air-dry or tumble on low to help prevent heat damage to elastics.
• Sort smart: Wash similar colors together to help keep hues looking fresh.

These steps can help extend wear, but results may vary by fabric blend and usage.