Cake Bandit - STP Briefs - New Logo

$22.00

Discreet shipping on every order. Your order ships in a plain, unmarked box — no logos, no product names, nothing that reveals what's inside. The shipping label won't mention Transguy Supply or any product details. Learn more

Cake Bandit STP 3" Boxer Briefs – STP-Compatible Comfort, Confidence & Control

The Updated Cake Bandit STP 3" Boxer Briefs were designed by us for us because we actually understand what your body needs. Sleek, secure, and built for all-day wear, these briefs combine a 3-inch inseam, low-rise cut, and smooth contoured fit that stays put without bunching, rolling, or shifting. The flat front STP-compatible front panel gives you reliable access and stability for your stand-to-pee device, so you can move confidently through every part of your day.

Why These Are the Best STP 3" Boxer Briefs

  • Updated three-layer STP front panel for stability, control, and leak-resistant confidence
  • Internal STP sleeve designed for secure placement and easy alignment
  • Compatible with the TGS STP Freely, Freely Uncut, Lou, most standard flexible STP devices and packers
  • Low-rise, body-hugging fit stays discreet under any pants or shorts
  • Soft cotton-spandex blend for breathable comfort and flexible movement
  • 3" inseam for minimal bulk and maximum mobility
  • Flat seams to reduce rubbing, chafing, and shifting
  • Perfect for daily wear, packing, or any situation where dependable STP support matters

How the Three-Layer Construction Works

The updated front panel isn't just extra fabric, every layer has a job:

  • Inner Layer: Cradles your STP for a secure, easy pull-out, natural fit close to your body when you need it
  • Middle Layer: Guides the shaft through to the front seamlessly, keeping everything aligned
  • Outer Layer: Features a button fly for quick, convenient access whenever you need to pee

The result is a panel that holds your device firmly in place without bulk, shifting, or discomfort, even through long days on your feet.

Flat Front — Works With or Without a Packer

Not packing today? These briefs have you covered. The front panel is engineered to lay completely flat and smooth against your body when worn without a device, no empty pouch, no awkward bunching, just a clean natural silhouette. Whether you're using an STP, packing, or taking a day off from both, these boxer briefs look and feel just as good either way.

Designed for Our Community

Every detail is intentional. These briefs are supportive without being restrictive, secure without sacrificing softness — designed to adapt to your body rather than the other way around.

  • Ideal for trans men who want low-profile STP access
  • Great for trans masc, non-binary, and gender-expansive folks who pack or use STPs or don't
  • Comfortable for beginners and long-time STP users alike
  • Made for everyday wear, from school and work to workouts and nights out

Materials & Construction

  • Fabric: 95% Cotton, 5% Spandex
  • STP Panel: 3-layer structured front, updated for more stability
  • Flat Front: Front panel lays flat without a packer
  • Fit: Low-rise design meant to sit on your hips, not your waist
  • Inseam: 3 inches
  • Waistband: Cake Bandit signature band (Old English or Monochrome varies by edition)

Care Instructions

  • Wash cold with like colors
  • Do not bleach
  • Tumble dry low or lay flat to dry
  • Hang dry for best results
  • Rotate pairs to maximize longevity

Pair With

The right underwear and STP combo can completely transform your confidence.

Stand -to-Pee with confidence. Move with pride. Cake Bandit forever.

SIZING

Cake Bandit Size Guide

Small: 27"– 31"
Medium: 32"– 35"
Large: 36"– 38"
XL: 39"– 42"
2XL: 43"– 46"
3XL: 47"– 52"

Model in Black: size M

Model in Navy: Tamren (they/them) is 5' 3" and wearing a size 2XL

Discreet Shipping Always

Size Guide

Size Guide for Cake Bandit - STP Briefs - New Logo

Customer Reviews

Based on 7 reviews
29%
(2)
14%
(1)
29%
(2)
29%
(2)
0%
(0)
L
Lexi

The fabric is soft and its easy to place the packer

J
Jennifer

Fast delivery and a great product

D
D.L.

They have a weird shear kind of transparency and feel very thin. It does hold my STP in place, though, so it works at least.

R
River M. (Roanoke, US)
LOVE everything about them but..

I am absolutely crazy about every feature of this brief but they didn't fit quite right in the back and I had to keep tugging at them during the night.

L
Liam H. (Los Angeles, US)
Effective, but prefer boxer briefs

Was excited for my briefs to come in, and while I do like them, I was not expecting them to be so roomy - previous briefs I have owned have been pretty tight everywhere which is what I like for packing because it keeps my packer from jostling around or even just sagging and looking big. Even the boxer briefs version seems to be tighter than these. These briefs are a different style where its more spacious. I think if I was taller (longer waist) and had a larger butt it would be perfect, but as someone short and with a smaller butt than i think ideally fits on this brief, the briefs werent as comfortable for me. I prefer the boxer briefs, but these are still nice for packing

Customer Reviews

Based on 7 reviews
29%
(2)
14%
(1)
29%
(2)
29%
(2)
0%
(0)
L
Lexi

The fabric is soft and its easy to place the packer

J
Jennifer

Fast delivery and a great product

D
D.L.

They have a weird shear kind of transparency and feel very thin. It does hold my STP in place, though, so it works at least.

R
River M. (Roanoke, US)
LOVE everything about them but..

I am absolutely crazy about every feature of this brief but they didn't fit quite right in the back and I had to keep tugging at them during the night.

L
Liam H. (Los Angeles, US)
Effective, but prefer boxer briefs

Was excited for my briefs to come in, and while I do like them, I was not expecting them to be so roomy - previous briefs I have owned have been pretty tight everywhere which is what I like for packing because it keeps my packer from jostling around or even just sagging and looking big. Even the boxer briefs version seems to be tighter than these. These briefs are a different style where its more spacious. I think if I was taller (longer waist) and had a larger butt it would be perfect, but as someone short and with a smaller butt than i think ideally fits on this brief, the briefs werent as comfortable for me. I prefer the boxer briefs, but these are still nice for packing

Shipping

Your order will be in discreet eco-friendly packaging from "shipping dept." on the outside but will not have any other info about the company. Orders typically ship within 1-3 business days after purchase.

Please note that print-to-order apparel items, such as t-shirts, hoodies, etc... require additional processing time and will be shipped separately.

Shipping Policies

Returns

All sales of STP, Packers, Harnesses, Pleasure Toys, Swimwear, and Underwear are final due to legal restrictions. Please carefully review size charts as sizes vary between brands. It's advisable to obtain precise measurements from a trusted source. Returns for all other items will only receive in-store credit.

Returns & Refund Polies

International Orders

For non-US orders, local taxes may apply to retrieve your order, as determined by your local government.

Additionally, all international sales are considered final. See our Shipping Policies for more details.