7 DIFFERENT SIZES: Please measure your dog to ensure you choose the correct size. And add an extra finger, otherwise the coat will be too tight. BREATHABLE MATERIAL: Breathable on the outside and lined with fleece on the inside. This makes the coat suitable for any weather from autumn to spring. Especially in winter. VELCRO FASTENED With Velcro on both sides of the chest, the fur is incredibly easy to put on and take off. There is also a Velcro fastener on the front to adjust the neck size. It can be adjusted in size a bit thanks to the Velcro straps. LEASH HOLE: Vest comes with D-RING on the back of the neck, so you can easily attach the lead on collar without pulling the coat toward the back of the dog. EASY TO CLEAN: Can be washed below thirty degrees water temperature, support machine wash. WHY YOU CHOOSE OUR PRODUCT?< /b> A relatively lightweight jacket with a warm fleece lining throughout, the jacket can be worn for most of the year. The material is nice and soft The Velcro fasteners are also absolutely reliable and can withstand even a strong pull from the dog. The jacket is machine washable at 30 degrees, the Velcro fasteners still close after washing. It is enough to keep the back dry and warm and still gives the dog enough freedom of movement. HOW TO CHOOSE THE R CORRECT SIZE? 1.Measure around the fullest part of the chest (behind the front legs), If you're in between sizes, choose the larger option, Elasticated chest for a comfortable fit, Easy to put on and take off Undress thanks to full-length Velcro closure. 2.The length of each layer is shown above next to the sizing options and there is a detailed image sizing chart that provides measurements and chest. SIZE CHART Height---------Back Length------------Chest-------------- ----Neck XS------------------26cm----------------34- 40cm----------------28cm S-------------------32cm---- -------------40-48cm----------------30cm M--------- --------36cm------------------48-54cm----------------36cm L-----------------40cm-----56-66cm----- -----------40cm XL----------------43cm------------- -----62-72cm----------------46cm XXL--------------47cm-- ----------------68-80cm-----------------50cm XXXL ------------59cm------------------82-100cm---------------- 64cm Note: Color may be lighter or darker due to different PC display. Size chart is just for reference, there may be a little difference by manual measurement.