The Safe Sippy is a stainless steel Sippy cup which was created in response to a growing body of scientific evidence showing toxic chemicals in plastics. Every aspect of the Safe Sippy cup has been carefully thought out. From the clean, non leaching stainless steel cup to the unique safety features, the Safe Sippy cup has been created to live up to one simple goal Clean In, Clean Out. Unlike plastic or glass cups, the Safe Sippy will not crack, break or stain so it will last much longer this means it is more cost effective for parents and it is better for the environment too as it does not contribute towards the quickly filling landfill sites! Features Spout is shaped like a straw to stop developmental and speech problems Plastic is made from No.5 polyproppylene which is the most stable of plastics Caps, handles and outer sleeve have been tested free of BPA, Pthalates DEHA Ridged handles help little hands to hold on to the cup. Once children can grip the bottle using the ribbed waist the handles are removable Medical grade stainless steel is used as it will not interact with the fluids it comes into contact with Outer sleeve is made from Thermo Plasticized Rubber which provides insulation protection to the stainless steel cup