TANGCHU Russian Piping Tips 23PCS/SET Stainless Steel Large Size Icing Syringe Set DIY Coupler Nozzle The TANGCHU brand sales by tangchubaking store. We are the only one brand quality goods.We shall not be liable for any purchase products from other store. Perfect for making your own beautiful and unique cakes,puff,or pastry Material: 304 stainless steel. Made of food grade material. Use Seamless welding technology to make. Easy to keep clean and use The price for 23PC product . Size(each item):upper dia:0.9" bottom dia:1.45" height:1.69" It's not suit for Wilton large coupler. If you want to use couplers, please serch this ASIN: B01CXNY200 The TANGCHU brand sales by tangchubaking store. We are the only one brand quality goods.We shall not be liable for any purchase products from other store. Perfect for making your own beautiful and unique cakes,puff,or pastry Material: 304 stainless steel. Made of food grade material. Use Seamless welding technology to make. Easy to keep clean and use The price for 23PC product . Size(each item):upper dia:0.9&#034; bottom dia:1.45&#034; height:1.69&#034; It&#039;s not suit for Wilton large coupler. If you want to use couplers, please serch this ASIN: B01CXNY200