Dual-End Design: The larger end measures tablespoons (TBST) while the smaller end measures teaspoons (TSP).Sliding Mechanism: You can slide the grey thumb-covers up or down along the handle to set the exact volume you need.Measurement Marks: It includes incremental markings for precision baking and cooking:Large End: 2/3 TBSP, 5/6 TBSP, 1 TBSPSmall End: 1/8 TSP, 1/4 TSP, 1/2 TSP, 3/4 TSP