【Hard Removable Bottom & Soft Breathable Cotton Fabric】--- The Lukovee small dog sling has a padded flat bottom that can be easily removed and provides support. The bottom is designed for the comfort of carrying dogs weighing less than 9 lbs such as Chihuahuas and Yorkies. The carrier is made of soft breathable cotton fabric, providing a comfortable and skin-friendly place for your pet to stay with you. 【Adjustable Soft Padded Shoulder Straps for a Comfortable Fit】--- The puppy carrier features wide straps with excellent padding for added comfort. The straps can be easily adjusted according to your height using a simple buckle, ranging from 17.72 inches to 35.43 inches (45cm to 90cm). The shoulder straps are 3.15 inches (8cm) wide and are made of thick sponge material, effectively relieving shoulder pain. 【Drawstring Mesh Opening & Safety Hook】--- The drawstring mesh opening is easy to open and offers good control to prevent your pets from jumping out. It can also be adjusted to accommodate different-sized pets, ensuring a comfortable fit. You can gather the mesh around your pet's neck using the drawstring to allow their head to be out. The dog sling shoulder bag also includes an adjustable safety hook that attaches to your pet's collar.