Oven Door Lock Tamper Proof Our Oven Door Lock is a must have safety item for your kitchen. The curious mind and hands of a toddler can sometimes out manoeuvre even the most vigilant parent. This child proof and heat resistant lock is perfect to keep little hands from opening hot ovens. The Oven Lock will fix to your oven securely in seconds. ClevaMama Oven Door Lock is an essential accessory for baby proofing.