1.【Designed for Small Animals】The pet nursing bottle is150ml, it's very soft and so easy to squeeze, easy to control milk intake to prevent intake too much or too little2.【Easy to clean】: this rearing bottle, nipple and bottle brush can sterilise all by boiling in water. The bottle can be easily cleaned, sterilised.3.【Material】: Made of natural and healthy plastic and soft silicone, safe, non-toxic, durable, reusable and sterilisation. Ideal for small puppies, kittens, newborn rabbits and about 1 month old.4.【How to Use】1.Please wash the pet nursing bottle, lid and nipple with warm water before use, 2.Use the needle open a small hole or blade draw cross on the nipple.5.【Pet like it】Suitable for newborn samll animals who have not yet grown their teeth, such like kittens, puppies, hamster, chinchillas, squirrels, rabbits, and wild animals