Small Size: H1:37 X H2:33 X H3:18 X Bottom:12.5X26 X W:13 CM;Weighs:0.92lbs (420g);Suitable for pets within 3kg! Breathable feeling environmentally friendly sandwich mesh fabric.Mesh structure,breathable,not hot,user-friendly shoulder strap design to help your shoulder to reduce stress, durable! Outcrop design,easy to breathe cleaner air,the dog naturally stuck his head out. Mesh Designed windows are ventilated and visible,making your pet breathe freely and relax. Unique adjustable shoulder straps and buckle design,make it sturdy and convient;a good choice for cat,dog or other pets;perfect for everyday walk and weekend adventure.