Hippo & Elephant Nursery Cot Mobile Crochet Kit. Take a walk in the wilderness with our safari inspired baby mobile kit. This mobile will be a great addition to your little one's nursery and you can make it up in whatever colours will suit the scheme. Not only do mobiles stimulate those little eyes, they also help soothe them to the land of nod. So, once made up this enchanting mobile would make a great 'welcome to the world' gift, to entertain, ease and relax precious newborns.