Momentum Series Size Help

	2nd Punch Briefs	Sweat Stomping™ Undershirt
Fit Description	Clematis gentle compression™: Modern secure fit. Not tight like shapewear.	Layering cut designed to sit flat and clean under dress shirts.
How It Feels	Supportive through the waist and thighs; holds steady, reduces friction, prevents sagging or shifting.	Smooth, lightweight, and flexible; helps reduce bunching and ride-up while staying hidden.
How to Select Size	Go with your regular size for balanced support. Sizing down is not recommend. Size up for more room with the same cooling performance.	Size down for a sharper, invisible base layer. Stay true to size for balanced comfort. Size up for added ease across the chest and shoulders.

2ND PUNCH FRÍO Brief (Size) XS Small Medium Large Extra large 2XL

Sweat Stomping™ Shirt (Color) White Smoke Break Gray

Sweat Stomping™ Shirt (Size) XS Small Medium Large X Large 2 XL

Free shipping orders $100+

60 Day Performance Test

Strength in every stitch

Show up ready. Stay that way.

Five days of uninterrupted performance layers designed to help manage sweat, reduce distractions, and support all-day wear.

First Pair Guarantee

If your first pair of undershirt of brief isn't what you expected return for a full refund.

Momentum Series Size Help

	2nd Punch Briefs	Sweat Stomping™ Undershirt
Fit Description	Clematis gentle compression™: Modern secure fit. Not tight like shapewear.	Layering cut designed to sit flat and clean under dress shirts.
How It Feels	Supportive through the waist and thighs; holds steady, reduces friction, prevents sagging or shifting.	Smooth, lightweight, and flexible; helps reduce bunching and ride-up while staying hidden.
How to Select Size	Go with your regular size for balanced support. Sizing down is not recommend. Size up for more room with the same cooling performance.	Size down for a sharper, invisible base layer. Stay true to size for balanced comfort. Size up for added ease across the chest and shoulders.

Introducing Momentum Gear

Probably nothing

Just a lighter, smoother feel where it matters most. Breathable modal fabric designed for all day wear.

Smarter start

Built to move with you and feel consistent throughout the day.

The fabric is selected for its ability to stay breathable, dry faster than traditional cotton in many conditions, and maintain its shape over time with proper care.

Modal material is plant-based fiber processed for softness, flexibility, and a refined finish.
The fabric is selected for its ability to stay breathable, dry faster than traditional cotton in many conditions, and maintain its shape over time with proper care.

Momentum lineup

Performance garments designed to reduce distractions from heat and friction.

Feature	Sweat Stomping™ Shirt	2nd Punch Cooling Briefs
Cooling Design	Designed with lightweight modal for breathability	Features a modal blend intended to support airflow
All-Day Comfort	Soft-touch fabric and contoured fit aim to reduce distractions	Waistband and fabric construction designed for extended wear
Reliable Stretch	Modal-spandex blend offers flexible movement	High-stretch fabric intended to move with you
Routine Ready	Intended for repeated use in day-to-day routines	Crafted for regular wear and comfort
Low-Profile Design	V-neck collar designed to stay out of sight under most shirts	N/A
Moisture-Wicking Fabric	Material selected for moisture-wicking properties	Seam-free front panel intended for drier feel
Tailored Appearance	Cut to reduce excess fabric under dress shirts	Fitted design intended to prevent shifting
Waistband Support	N/A	Elastic waistband designed to stay in place
Flexible Fit	N/A	Fabric construction allows for dynamic motion
Style & Finish	Smoke Break Gray or White color. Short-sleeve, gentle drape, V-neck cut	Smoke Break Gray
Materials	95% Modal / 5% Spandex	92% Modal / 8% Spandex
Origin	Made in China	Made in China

A refined alternative to traditional cotton basics.

Rethink your first layer

Cotton Is familiar. That doesn’t mean it’s the best underneath your morning fit.

Our Momentum series apparel starts with modal fabric designed to feel smoother, lighter, and more breathable than cotton.

We selected modal to be:

smooth against skin
built for the day you actually have
flexible stretch for easier movement

Momentum Features

Trusted by performers, built for closers

Effortless by design. Slim enough to disappear under dress shirts and polos, light enough to breathe easy all day. A foundation that never feels heavy, no matter how stacked your schedule gets.