Built for fighters who push past limits, this OPP Optimized Peptide Protocol design represents durability, recovery, and discipline forged through combat. Featuring clenched fists, kinetic energy, and the bold tagline “Train Hard. Recover Smarter.”, this shirt speaks directly to the MMA mindset of relentless training and intelligent recovery.
OPP stands for Optimized Peptide Performance, a brand rooted in strength, resilience, and performance-driven culture. This design references peptide conversations commonly discussed in MMA, combat sports, recovery science, and performance communities, including BPC-157, TB-500, CJC-1295, and Ipamorelin.
Designed for MMA fighters, mixed martial artists, grapplers, strikers, wrestlers, Brazilian jiu-jitsu athletes, Muay Thai fighters, boxers, and combat sports enthusiasts who demand more from their bodies. Whether training in the gym, sparring, or recovering between sessions, this shirt represents the mindset of training hard, recovering smarter, and showing up ready for the next round.
Ideal for fighters, peptide enthusiasts, biohackers, science geeks, and anyone interested in performance, recovery, and resilience within combat sports culture.
The relaxed cut sits comfortably during post-lift cooldowns or weekend projects. Garment-dyeing gives each shirt subtle tonal variation so the design feels integrated with the fabric, not slapped on. Wear it to the gym, the garage, or a recovery session — it reads like a statement from someone who tracks progress, tweaks variables, and keeps coming back.
Features:
- Heavyweight 100% ring-spun US cotton with a soft, garment-dyed finish
- Relaxed fit with pre-shrunk tubular knit for fewer side seams and cleaner drape
- Double-needle stitched seams for durability through frequent wear
- Available S–4XL with 58 color options and sewn-in label
- Made in Honduras; consult Comfort Colors 1717 size chart for exact sizing
Product features
- 100% ring-spun US cotton, heavyweight (6.1 oz/yd²)
- Garment-dyed finish for soft color and texture
- Tubular knit (no side seams) and relaxed, pre-shrunk fit
- Double-needle stitching on all seams for durability
- Available S to 4XL (select partners); 58 colors; sewn-in label
Care instructions
- Machine wash: cold (max 30C or 90F)
- Do not bleach
- Tumble dry: low heat
- Iron, steam or dry: low heat
- Do not dryclean
EU representative: HONSON VENTURES LIMITED, gpsr@honsonventures.com, 3, Gnaftis House flat 102, Limassol, Mesa Geitonia, 4003, CY
Product information: Comfort Colors® 1717, 2 year warranty in EU and Northern Ireland as per Directive 1999/44/EC
Warnings, Hazard: Made in Honduras
Care instructions: Machine wash: cold (max 30C or 90F), Do not bleach, Tumble dry: low heat, Iron, steam or dry: low heat, Do not dryclean
