Size:The diameter of the dish is 90mm and the height is 15mm.The capacity of the pipette is 2ml and 3ml,suitable for laboratories,classrooms,and hospitals. High-quality material:Made of high-quality plastic,the dishes are strong and clean.They have a flat and smooth ,are optically transparent,and have excellent transparency when inspected under a microscope. dishes can store aseptic cultures of various fungi, and other microorganisms.They are safe,stable and easy to operate.Transparent material for easy observation. Wide range of applications:The culture dishes with lids are very suitable for basic analysis of ,scientific research,classroom,seed planting and other activities. Colour:transparent Material:plastic Package Contents: 30 * dishes 20 * 3ml droppers 10 * 2ml droppers Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.