PRATLEY has got an epoxy (white.
Its available in any hardware store.
I used a hobby grinder, but an angle grinder will also work if you got a steady hand. Just grind open the cracks a bit, to give the epoxy more grip surface.
After you mix the epoxy, you dont have much time. A few minutes after you applied the epoxy, wet your finger in soapy water, and even out the epoxy. If you do this correctly, you shouldn't see the cracks anymore.
Its waterproof.
Place your OPEN Safari in the sun for 2-3 days, for the smell to dissapear completely.