Zwilling Enfinigy 2 Slot Toaster Bun Warmer Attachment. Designed to rest on top of the toaster for warming buns and rolls. Whether alone or with the whole family, snacks are now even more enjoyable. Hot buns are just a push of a button away with the bun warmer for your Zwilling Enfinigy Long-slot Toaster. You can toast larger baked goods, such as ciabatta or small baguettes, in your kitchen. Thawing frozen buns is no problem for your powerful 1800-watt toaster. Made from Stainless Steel.