.oxy-card{font-family:"Barlow",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:linear-gradient(135deg,#F7F9FB 0%,#FFFFFF 65%);border:1px solid #D9EEF0;border-left:5px solid #2CBFC7;border-radius:18px;padding:18px 16px;box-shadow:0 10px 22px rgba(0,0,0,.06);color:#121212;max-width:780px;margin:0 auto;} .oxy-top{display:flex;align-items:center;justify-content:flex-start;gap:10px;margin-bottom:10px;} .oxy-pill{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(44,191,199,.10);border:1px solid rgba(44,191,199,.25);color:#0F3B3F;font-weight:800;font-size:12px;letter-spacing:.2px;box-shadow:0 6px 14px rgba(0,0,0,.06);line-height:1;white-space:nowrap;} .oxy-dot{width:8px;height:8px;border-radius:999px;background:#2CBFC7;box-shadow:0 0 0 3px rgba(44,191,199,.18);flex:0 0 auto;} .oxy-p{margin:0 0 14px;color:#2C2C2C;font-size:15px;line-height:1.5;} .oxy-p strong{font-weight:800;} .oxy-benefits{margin-top:10px;background:#FFFFFF;border:1px solid #E3F3F4;border-radius:16px;padding:14px 14px 12px;} .oxy-kicker{font-size:12px;letter-spacing:2px;text-transform:uppercase;font-weight:800;color:#2A6E73;margin:0 0 12px;} .oxy-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px;} .oxy-item{display:grid;grid-template-columns:24px 1fr;column-gap:12px;align-items:start;} .oxy-check{width:22px;height:22px;border-radius:999px;background:rgba(44,191,199,.12);border:1px solid rgba(44,191,199,.25);display:flex;align-items:center;justify-content:center;margin-top:2px;} .oxy-check svg{width:14px;height:14px;fill:#0F3B3F;} .oxy-textblock{display:flex;flex-direction:column;gap:4px;min-width:0;} .oxy-btitle{margin:0;font-weight:900;font-size:15px;line-height:1.2;} .oxy-bdesc{margin:0;color:#3A3A3A;font-size:13.5px;line-height:1.35;} .oxy-divider{height:1px;background:#E3F3F4;margin:12px 0 10px;} .oxy-bestfor{font-size:13px;color:#0F3B3F;margin:0;line-height:1.35;} .oxy-bestfor strong{font-weight:900;} @media (max-width:420px){.oxy-card{padding:16px 14px;}.oxy-p{font-size:14.5px;}.oxy-benefits{padding:13px 12px 11px;}.oxy-item{grid-template-columns:24px 1fr;column-gap:10px;}.oxy-btitle{font-size:15px;}.oxy-bdesc{font-size:13.5px;}} Respiratory Resistance Training Train the muscles that control your breathing — while you train. The OXYFIT™ Training Mask — Athlete Pro applies 4 calibrated resistance levels to your diaphragm and intercostals during real workouts. Progressive load. Dial-adjustable on the fly. KEY BENEFITS 4 calibrated resistance levels Progressive overload for your breathing muscles. Start at Level 1, dial up as you adapt. Composure under intensity Train your diaphragm to hold its output when breathing gets hard. Stay controlled while others gasp. Faster recovery between efforts Stronger breathing muscles fatigue slower — catch your breath between rounds, sets, and intervals. Built for real training Skin-safe silicone, reinforced polycarbonate shell, neoprene strap. Stays put under sweat and rain. Best for: Combat sports, CrossFit & functional, Endurance running, Swimming, Tactical & military — and anyone serious about training their breath under load.