JBL Tortoise ShineTortoise shell care The JBL Tortoise Shine ensures a well kept shell surface in tortoises. Helps prevent a brittle shell surface and preserve a well groomed appearance in tortoises. The care product is non toxic but avoid contact with the animals eyes. Bathe the tortoise in lukewarm water (about 25 C) and dry well. Soak cotton pad with Tortoise Shine and spread a thin coat over the shell.