How to Choose Between a Cheeky, Boyshort, and Thong

By Underdays | Breathable and comfortable everyday TENCEL | Published: 2026-10-15

Category: Buying Guides

Cheeky, boyshort, and thong solve different coverage problems. Use these decision rules to pick the cut that fits your day, not just your size.

Quick answer

Choose a cheeky when you want less coverage than a brief but still want fabric across the back. Choose a boyshort when you want the most coverage and no leg-edge ride-up. Choose a thong when you want minimal visible panty lines under fitted clothes. If you are unsure, start with a brief as your baseline, then move to a cheeky for a lighter feel or a thong for smoothness.

Start with the coverage question, not the style name

Most underwear confusion comes from treating cut names as fixed categories. In practice, the useful question is: how much fabric do you want across the back and at the leg opening? A cheeky shows more cheek than a brief and has a higher cut at the leg. A boyshort covers more of the back and upper thigh. A thong removes back coverage almost entirely to reduce visible panty lines.

Once you know your coverage preference, the rest of the decision gets easier. Waistband style, fabric, and rise matter, but they are secondary to how the cut sits on your body during a normal day.

How waistband and fabric change the feel of each cut

A cross-over waistband flatters every body and can reduce digging because it distributes pressure differently than a straight elastic band. If you are between sizes or your weight fluctuates, this detail often matters more than the cut itself.

Fabric also changes how a cut performs. Breathable micro modal keeps you dry for up to 10 hours and is twice as soft as cotton, which makes a difference in cuts that sit closer to the body. A thong in a stiff fabric can feel like a wedgie; the same cut in a soft, breathable fabric stays comfortable for longer wear.

Match the cut to your outfit and your day

For fitted dresses, leggings, or thin trousers, a thong minimizes visible panty lines. For jeans, loose trousers, or days when you want zero adjusting, a brief or boyshort gives you more fabric and less mental overhead. A cheeky sits in the middle: more coverage than a thong, less than a brief, with a higher leg cut that can feel cooler.

If you are building an everyday rotation, own at least two cuts. One for smooth-outfit days and one for coverage days. That way you are not forcing a single style to solve every situation.

Decision rules for cheeky, boyshort, and thong

If you want less coverage than a brief but not a thong: Choose a cheeky. The Brazilian cut shows more cheek and has a higher leg opening than a brief, which feels lighter without removing back coverage entirely. Start here if you are moving away from full-coverage briefs.
If visible panty lines are your main frustration: Choose a thong. It removes back coverage to minimize VPL under fitted clothing. Check that the fabric is soft and breathable, because a thong in a stiff material is more likely to feel uncomfortable. Keep one thong for smooth-outfit days rather than wearing it every day if you prefer coverage.
If you want the most coverage and no leg-edge ride-up: Choose a boyshort. It covers more of the back and upper thigh, so there is no narrow leg elastic to creep up. This is the cut for days when you do not want to think about your underwear at all. Boyshorts are the safest choice under loose trousers and long skirts.
If you are between sizes or your weight fluctuates: Prioritize a cross-over waistband over a straight elastic band. It flatters every body and tends to sit more comfortably across the day. Waistband construction can matter more than the cut name.

Product facts that affect the decision

The Everyday Cheeky: The Everyday Cheeky has a Brazilian cut that shows more cheek than brief styles and a higher cut at the leg, with a cross-over waistband. This is the cut to choose if you want a lighter feel than a brief but still want fabric across the back.
The Everyday Brief: The Everyday Brief has a cross-over waistband and is made from breathable micro modal that keeps you dry for up to 10 hours. Use this as your baseline coverage option when you want a reliable everyday fit without a high leg cut.
The Everyday Thong: The Everyday Thong has minimal VPL and the same breathable micro modal fabric and cross-over waistband. Pick this when visible panty lines are the main problem you are solving, not coverage.

Best for and not for each cut

Best for

Everyday wear when you want a middle ground between brief and thong coverage
Fitted outfits where you want less fabric than a brief but still want back coverage
Anyone who prefers a higher leg cut that feels cooler than a standard brief

Not for

Days when you want maximum back coverage and zero adjusting — choose a boyshort instead
Outfits where visible panty lines are the main concern — choose a thong instead
Anyone who dislikes any cheek exposure — stick with a brief or boyshort