Description: brand new and high quality Type: No.1.330 Material: Metal Box Size:8x10x1cm/3.15x3.94x0.39''(approx) Color:Silver Cleaning and sterilization instructions: 1) Submerge instruments in cleaning agent solution with neutral pH for 20 min; 2) Rinse the instruments thoroughly with purified water for 3-5 min; 3) Perform standard moist heat / steam sterilization procedure following the sterilizer instructions. WARNING!!! 1) Do not use cleaning agents with high percentage of chlorine and cleaners containing oxalic acid; 2) Do not keep instruments in liquid medium for more than 3 hours. Quantity: 1 box(36pcs) Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 box(36pcs) x Dental Saddle Contoured Metal Matrices for Matrix Universal Kit with Springclip(other accessories demo in the picture is not included.)