Stainless Steel SOMAN Pineapple Corer Slicer Ring Cutter Peeler for Fruits Easy to Use, with few twists of the black handle after fixing it on the tube with the circular blade at the bottom you have cored and sliced your pineapple. Save time, it does both coring and slicing at same time. Neat, it eliminates the mess associated with coring pineapple. Eliminate waste, it leaves awesome shell you can use to serve rice, drink, fruit etc Safe to Use and Clean, the pineapple corer is dishwasher friendly and assembling and re-assembling is very easy