KingWinX Strawberry Pattern Soft Pet Dog Sweater Size:XS 	--Back Length:16cm/6.3" 	--Neck:22cm/8.7" 	--Chest:29cm/11.4" Size:--S 	--Back Length:18cm/7.1" 	--Neck:26cm/10.2" 	--Chest:34cm/13.4" Size:--M 	--Back Length:22cm/8.7" 	--Neck:29cm/11.4" 	--Chest:42cm/16.5" Size:--L 	--Back Length:28cm/11.1" 	--Neck:37cm/14.6" 	--Chest:45cm/17.7" Pls read the size chart before you buy,thank you for your understanding.