Solid 304 Stainless Steel Construction: iBoard running boards offer the best in corrosion protection, durability, and strength (500 LBS load capacity). FULL COVERAGE STEP PAD - 5 wide corrugated non-slip step pad covers the entire running board, providing a secure, slip-proof, comfortable step for the whole family. UNIQUE LOOK & DESIGN- Upgrade your truck's style with iBoard's clean, low profile design and look different with iBoard's stainless steel polished finish.