Our SiliSteel drink cups are a must have for your little ones! They are our stage two of our baby led independent feeding series and focuses on ages 2+. These cups are made with our SiliSteel patented technology which features a specialized steel ring embedded into the silicone along the rim to help hold its shape and durability. This premium product also has our dual thermal layer technology which helps keep the temperature just right. Try our SiliSteel technology today, for your one of a kind silicone experience!