【High-Quality Stainless Steel Material】: These dishwasher bottle holders are made of high-quality stainless steel, corrosion and rust-resistant, strong and stable, not easy to bend, and durable. They are equipped with an anti-scratch protective cap to effectively prevent scratches on bottles. They are also extended for increased stability and meet food safety standards. 【Product Package Contents】: The bottle holders have an inner diameter of 6 mm and come in 3 sizes: 27 cm, 18 cm, and 15 cm, suitable for most standard dishwashers and basket accessories. The 3 different sizes accommodate various heights of cups and bottles, allowing you to wash the entire family's cups at once. Please ensure your bottle height fits your dishwasher before purchasing. 【Anti-Scratch Silicone Case】: Each holder comes with a silicone case to protect your water bottle from scratches. The silicone cover protects the bottle from scratches during cleaning and stabilizes the bottle better, preventing it from tipping over during cleaning. 【Easy to Use】: Simply place the bottle holder on the dishwasher's cutlery basket, place the bottle or glass to be cleaned in it, turn on the dishwasher, and the water will quickly flush down to the bottom of the bottle, making it like new again. No matter how difficult the bottles are to clean, they will shine like new, stable and practical. Fast, easy, and space-saving. 【Versatile】: Works with most standard dishwashers and basket fittings, but please note that it does not work with dishwashers with ball fittings on the basket. The long holder is suitable for tall glasses such as wheat beer mugs and wheat beer glasses; the short and medium holders are suitable for coffee cups and mugs, teapots, wine glasses, and champagne glasses.