The Cooks Standard 12-piece stainless steel knife set with Expandable bamboo block for extra slots includes: 8 in. Chef Knife, 7 in. Japanese Chef Santoku Knife, 5.5 in. Serrated Utility Knife, 4.5 in. Regular Utility Knife, 3.5 in. Paring Knife, 6-Piece Steak Knife, Bamboo Block With Expandable Extra Slot. Blade material is German engineered and made of stainless steel that provides strength and balance. Blades are sharp, stain resistant, and releases food easily. Full tang construction with 3-rivets provides durability. Handles are ergonomically designed for Comfort and polished for hygienic benefit. 9-slot bamboo block for storage is Expandable and holds wide and long knives. Not dishwasher safe, hand wash and dry immediately.