Sears Canada Inc has said that Tech 4 Kids is recalling its Snow MX-Skidoo snowmobiles because of a potential safety hazard. Sears has alerted customers to immediately stop children from using the product. The front ski on the Snow MX-Skidoo may crack or break when used, posing a risk of injury to children, Sears said in a statement, citing Tech 4 Kids. It said the replacement will be made for free by Tech 4 Kids.