Stroller is one of the best places where your baby can lie down safely and comfortably. It will be a good time for your baby to see new things (which are especially exciting through his eyes) outside the house. Or whenever he gets bored with those things, he can enjoy playing with the toys that are attached with the stroller instead. By the way, when he finally gets tired, he will then fall asleep for a while in the soothing stroller respectively.
In the meantime, it is also easier and more convenient for you to push your baby on the stroller while you are going out for shopping, for jogging, or for visiting his grandparents, etc.
Best stroller should be safe for your baby. Safety harness and protective frame should be in good condition. Good safety harness should hold your baby, both shoulders and waist, so that it can prevent him from falling down from the stroller. These will keep your baby out from any harm indeed.
The attached toys should be meet standards; i.e. no sharp edge, not too small, not too loud, no parts that can be easily broken, etc.
By the way, best stroller should also provide sunshade or rain cover as to protect your baby from sun and rain accordingly.
Besides, for any convenient reasons, you should also consider the stroller that provides good storage where you can put all necessary items; diaper bag, bottles, extra toys, or extra clothes, etc.
It is much important for you to choose safe and best stroller for your baby indeed.
cr. pic. https://www.pinterest.com/amyhigs/kids-got-style/