GERMAN TECHNOLOGY USED TO MAKE THIS PRODUCT SPECIALLY DESIGNED FOR BABY TO SUCK IN A NATURAL SUCKING MANNER PRODUCT MADE IN THE MOST HYGEINIC CONDITIONS UNTOUCHED BY HUMAN HANDS. MATERIAL MADE IN GERMANY IN SPECIAL GRADE ENGINEERED FOR BABY NIPPLES LONG LASTING LIQUID SILICONE RUBBER WITH HIGH TEAR STRENGTH THIS PRODUCT IS 100% BPA FREE AND FOOD GRADE