a large area of floating ice formed over a period of many years and consisting of pieces of ice driven together by wind, current, etc. Also called ice pack.
Mexico Car, Motorhome, Motorcycle Permit Regulations You need a Mexican car permit (Temporary Import Permit or TIP) to drive your vehicle in Mexico. Vehicle permits (TIPS) no longer issued to non-Motorhome vehicles with a GVWR greater than 7,700 pounds at N. Laredo, Reynosa, N Progreso, Roma & most other border crossings.
Road conditions in Mexico can be jarring for first-time drivers. 1  Here are some things to look out for: 2  Topes: These Mexican speed bumps can sneak up on you. They're not always marked with yellow paint and there may not be warning signs, which can make them nearly invisible to the untrained tourist's eye.