SYGA Set of 2 DIY Cake Slicer, Stratification Auxiliary, Bread Slice, Toast Cut, 5 Layers Leveler Slicer, Kitchen Fixator Tool(Green) Color Name:Green   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. Product Details 1. Our anti pollution face mask is made of breathable cotton material with replacement filter-activated carbon filter, which intend to give you max comfort. 2. Unisex, One size fits most, ear clip can be adjusted freely. 3. Anti dust cotton face mask with nose bridge wire can effectively prevent dust and ash which can give you max health care. 4. Reasonable thickness also provides an extra layer of warmth and face protection in cold weather. 5.Our mouth masks are reusable, washable and free of latex.