TOMBOYFITS BY TCOMFIFITS

All Underwear, Buy One, Get One Free

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1. Add 2 eligible BOGO items to your cart.
2. Go to checkout and enter code: TOMBOYFITS

CUSTOMER REVIEWS
CUSTOMER REVIEWS
A Euphoric First Binder Experience! I love them and they both fitgreat!! The binder works very welland it's very comfy, It's my firstbinder so it's been a very euphoricexperience
— karmahaze
CUSTOMER REVIEWS
My New Go-To Underwear Set!My tomboyfits cotton bra and shorts have quickly become my go-to underwear set for ultimate comfort and gender euphoria — the fit is perfect, the material is comfortable and breathable and everything stays put! I can’t fault them one bit 🫶🏻 (5’4, 74kg, size L)
— Luce
CUSTOMER REVIEWS
Gorgeous, Soft & Thoughtfully Designed Set. Tcomfifits is a wonderful brand that creates clothing specifically designed for trans bodies. We all know how difficult it can be to find clothing that fits in a way that helps us feel confident and comfortable in our own bodies.The set I received from Tcomfifits is absolutely gorgeous. It fits true to size, feels super comfortable, and the material is beautifully soft and silky against the skin. The quality is fantastic, and you can really feel the care that went into the design.I love that Tcomfifits creates pieces for diverse bodies, shapes, sizes, and styles. Their products are affirming, comfortable, and thoughtfully made.I highly recommend checking out their website and treating yourself. It feels great to support a brand with such a meaningful message while also getting high-quality, comfortable clothing.
— Jake Corder
CUSTOMER REVIEWS
I love my new Black CottonEssentials Signature Boy Shorts. I'm5'10" and currently 187 lbs. My hipsand thighs are pretty thick so I waspleasantly surprised with how wellthese fit! I got the XL. They're verysoft and my favorite part is thewaistband. Feels very comfortable.
— Emmettpreciado
CUSTOMER REVIEWS
So Comfortable and Confidence-Boosting! The fit is amazing, super comfortable, and made me feel so confident. Definitely one of my favorite outfits right now!
— Brklyn
CUSTOMER REVIEWS
Soft, Snug & Secure Boxers. Love how soft and snug these boxers are! They're super comfortable and make me feel secure in all the right ways. Would highly recommend for anyone who wants to invest in a nice, stylish pair of boxers
— raven

Why Regular Underwear Falls Short

Underwear shouldn't make you think about your underwear

Regular Underwear

Too Tight to Stay Comfortable

A secure fit shouldn't mean feeling squeezed around the waist or legs.

Extra Front Bulk

Traditional boxer construction can include more front volume than some wearers want.

Waistbands That Dig In

A waistband can stay in place and still become uncomfortable after hours of wear.

Visible Under Clothing

Thicker seams and edges can become noticeable under closer-fitting outfits.

Tomboyfits

Secure Without the Squeeze

Designed to stay comfortably in place without unnecessary restriction.

Cleaner Front Fit

A simpler front profile creates a cleaner everyday boxer-style fit.

Comfort That Stays Put

Soft, supportive waistbands designed for stability without excessive pressure.

Smoother Under Clothes

Bonded construction and cleaner edges help create a lower-profile finish beneath clothing.

TWO WAYS TO FEEL BETTER

Cotton Comfort or Seamless Support?

Which one is right for you?

Start with how you want to wear it.
Cotton Essentials Seamless Compression
Best for Everyday comfort Smoother support
Feel Soft & breathable Flexible & lightweight
Under clothes Everyday boxer fit Lower-profile finish
Front fit Clean, minimal construction Smooth, close fit
Waist Soft supportive waistband Flexible bonded construction
Choose this if Comfort comes first Smooth support comes first
Key features

01. SOFT, BREATHABLE MATERIALS

Because underwear is the first thing on and the last thing you want distracting you.

Key features

02. SECURE WITHOUT FEELING RESTRICTIVE

Enough hold to stay in place without turning comfort into pressure.

Key features

03. CLEANER FRONT CONSTRUCTION

A more minimal fit without unnecessary front bulk.

Key features

04. COMFORTABLE WAISTBANDS

Designed to stay secure without excessive digging or squeezing.

Key features

05. SMOOTHER SEAMLESS EDGES

Bonded construction helps reduce visible bulk beneath clothing.

Key features

06. COMFORT YOU CAN ACTUALLY LIVE IN

Designed for real outfits, real movement and real everyday routines.

Key features

01. SOFT, BREATHABLE MATERIALS

Because underwear is the first thing on and the last thing you want distracting you.

02. SECURE WITHOUT FEELING RESTRICTIVE

Enough hold to stay in place without turning comfort into pressure.

03. CLEANER FRONT CONSTRUCTION

A more minimal fit without unnecessary front bulk.

04. COMFORTABLE WAISTBANDS

Designed to stay secure without excessive digging or squeezing.

05. SMOOTHER SEAMLESS EDGES

Bonded construction helps reduce visible bulk beneath clothing.

06. COMFORT YOU CAN ACTUALLY LIVE IN

Designed for real outfits, real movement and real everyday routines.

WORRY-FREE SIZING

Finding the Right Fit Shouldn't Feel Like a Gamble.

Check the product-specific size chart before ordering and use real customer height, weight and size references as additional guidance.

And if the first size isn't right, there's support.

COTTON & SEAMLESS BOTTOMS

First Pair Doesn't Fit?

Contact us within 14 days.

Eligible first-fit underwear orders may receive a replacement or store credit without needing to return the first pair.

COMPRESSION TOPS

Need a Different Size?

Compression tops include one free size exchange within 30 days, subject to the product's exchange conditions.

Size Chart

Bra Size Chart

SIZE RIA CAGE in/cm BUST in/cm
XS 27-29"/68-73cm 33-36"/83-91cm
S 30-32"/76-81cm 37-40"/93-101cm
M 33-36"/83-91cm 41-43"/104-109cm
L 37-40"/93-101cm 44-46"/111-116cm
XL 40-43"/102-110cm 46-49"/117-125cm

Note: If you are between two sizes, we recommend choosing the Smaller size.

Boyshorts Size Chart

Size Waist in/cm Hips in/cm
XS 23-25"/58-63cm 29-31"/73-78cm
S 25-27"/64-69cm 31-33"/78-83cm
M 28-30"/71-76cm 34-37"/86-93cm
L 31-34"/78-86cm 38-41"/96-104cm
XL 35-38"/88-96cm 42-47"/106-119cm

Note: If you are between two sizes, we recommend choosing the Larger size.

FAQ

  • Cotton Essentials prioritize softness, breathability and everyday comfort.

    Seamless Compression styles use bonded construction and flexible performance fabrics for a smoother, lower-profile fit beneath clothing.

  • Selected Tomboyfits boy-short styles use a cleaner, more minimal front construction rather than an exaggerated pouch.

    Check the individual product page for the exact construction of each style.

  • The goal is a secure fit without unnecessary squeezing.

    Always use the product-specific measurements when selecting a size, especially if you prefer a more relaxed fit.

  • Fit varies by body and style, but several customers with fuller or more muscular hips and thighs specifically mention being pleased with the comfort and fit.

    Use both the size chart and real customer fit references when choosing.

  • No underwear can be guaranteed completely invisible under every fabric or outfit.

    However, bonded edges and seamless construction are designed to reduce bulky seams and create a smoother appearance beneath clothing.

  • The current Tomboyfits seamless compression design uses flexible four-way stretch material and bonded construction to provide a lighter, smoother form of support than more rigid multi-layer designs.

  • Compression should always be worn with comfort and safety in mind.

    Follow the product guidance, take breaks when needed, do not sleep in compression wear, and remove it if you experience pain, breathing difficulty or numbness.

  • Underwear and compression products have different Worry-Free First Fit policies.

    Check the policy for your specific product before ordering, or contact support if you need help choosing.

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