It comes with a built-in suction base that can seals to some of the tabletops and highchairs! 

▴ Size 19cm (W) x 19.5cm (L) x 3.5cm (H)
▴ Made of FDA approved platinum food grade silicone, BPA Free
▴ Handling heat of up to 230º
▴ Microwave, freezer, hand wash or dishwasher safe 
▴ Designed in Singapore