•Spring cot is recommended to use during day time as a napper for babies. It is not recommended to use for more than 4 hours straight. Your baby needs space to stretch therefore we advice parents during night time for longer sleeping hours, after rocking your baby to sleep (1-3 hour after), do transfer your baby to a bed or mattress. Cradle not safe? Mas Baby spring cradle brought up million of children with healthy and strong body, just use it well and you will be a happy parent.