Use with serrated knife for cake horizontally slice. Suitable for cake size 10inch and below which depends on the blade length of knife. Operation is very simple. press two button of slicer to clamp knife blade at same layer. Move the blade horizontally at flat surface. You can get perfect uniform cake or toast slice at anywhere. Spring insde the slicer clamp the blade perfectly without any loose or fall off.A total of 5 layers can be adjusted. The compact does not take up storage space. The package includes: 2 cake slicer and a plastic box for easy storage.(Knife are not included.) Material:Plastic and stainless spring

Single size: 2.3 " * 2.3 "* 1.2 "for each one; With box Size: 3.9" * 2.6"* 1.2 "

How to use:

1.Grip both ends of the serrated bread/cake knife by each of the units at the same level/layer.

2.Place the cake/bread and units on an even flat smooth surface.

3.Take hold of each unit on both sides and smoothly cut through the cake in a back-and-forth motion (do it nice & slow)

4.This should result in a uniform even slice/layer.

5.The units can be easily cleaned in warm soapy water/rinse in cold water and air dry.