93% Argon (Ar) 5% Carbon dioxide (CO₂) 2% Oxygen (O₂) .gas-composition-section { font-family: inherit; } .gas-cards { display: flex; gap: 12px; flex-wrap: wrap; } .gas-card { display: flex; align-items: center; gap: 12px; flex: 1; min-width: 140px; padding: 14px 18px; border-radius: 12px; border: 1px solid #e8e8e8; background: #f1f1f1; box-sizing: border-box; margin: 0; } .gas-card__pct { font-size: 1.75rem; font-weight: 700; line-height: 1; white-space: nowrap; margin: 0; padding: 0; } .gas-card__pct--ar { color: #3C3489; } .gas-card__pct--co2 { color: #185FA5; } .gas-card__pct--o2 { color: #993C1D; } .gas-card__label { font-size: 0.9375rem; font-weight: 600; color: #1a1a1a; margin: 0; padding: 0; line-height: 1.3; } .gas-card + .gas-card { /* ← add this */ margin-top: 0; } This gas is simple to use and produces a stable arc which results in less spatter and clean up time for the end user, this makes it much more forgiving to the less gifted welder. Hobbyweld 5 provides good penetration and fusion, making this gas is an optimum choice for MIG welding. This gas is popular with vehicle restoration enthusiasts and provides the best weld quality for bodywork. This product is recommended for use with sheet or thin sections of mild steel at a thickness of less than 7mm. For thicker steel, please look at Hobbyweld 15.