Material: Stainless steel + PPSize: plastic handle: high 9cm， 10cm wide Stainless steel: high 18cm wide and 9cm Base diameter: 8.5cmInstructions for use: 1， handle and the knife body installed， remove the pineapple head rotary machine is inserted into the bottom of the pineapple， pineapple and finally come up with a handheld grip.There are buttons can be removed for easy cleaning stainless steel sheet on the handle