Inspack Dog Cat Backpack Carrier Dog Carrier Backpacks for Small Medium Dogs Pet Dog Front Chest Carriers Backpack Puppy Carrier Sling Backpack Holder Papoose for Dog Baby Cat Body【Small Size】

[【8" < BACK LENGTH < 9.5" CHEST GIRTH < 11.8"】:Before making your purchase please make sure you measure your pet\s back length and chest girth to confirm the size you need to buy. If between sizes please priority to the back length. Small size: 8" < back length < 9.5" chest girth < 11.8". medium size: 10" < back length< 12" 11.8" < chest girth< 15.8" 【Recommended for 2.5 lb < Small Dog & Cat < 4.5 lb】: Small size is recommended for 2.5 lb < Small Dog and Cat < 4.5 lb while medium size is recommended for 5 lb < Small Dog and Cat < 8 lb. Please size up if between sizes. However please note that weight is just a reference. When making a purchase choose the size based on back length primarily 【ACCLIMATE YOUR PET】: Before the first use gradually acclimate your pet to the backpack. Have it wear the backpack for short periods at home gradually increasing the wearing time so it can get used to the feeling of being in the backpack 【TWO WEARING OPTIONS WITH LESS BURDEN】: The hands-free pet carrier backpack offers two wearing options. Worn on the front it facilitates effortless interaction with your beloved pet nurturing a deeper bond between you both. Worn on the back it allows both you to enjoy diverse scenery. Meanwhile the thickened sponge pad helps to relieve the burden of your shoulder "【COMFORTABLE AND BREATHABLE】: Inspack pet carrier backpack features a elastic strap legs-out and tail-out design to ensure maximum comfort for your furry friend. Whats more the breathable mesh promotes ventilation keeping both you and your pet cool and comfortable fostering a closer bond during your travel hiking and adventures"]