DescriptionThis physiology and anatomy teaching tool can help students learn and understand more specifically knowledge about human bladder. It is an essential teaching aid for regular middle schools, health schools and medical colleges.Features- Color: As shown. - Material: Plastic. - Size: 17.00X11.00X11.00cm/6.68X4.32X4.32 inch. - This item is an indispensable experiment supply, which is a great for teaching.- Light in weight and portable, the item is easy to carry and storage.- It can help students deeply understand about human bladder. - With a wide range of application, suitable for the teaching of physiology and anatomy in regular middle schools, health schools and medical colleges to help students understand its internal structure and external morphological structure - With a lifelike appearance, it can make the biological or experimental classes more interesting.