From the product description, check product page for current description, price and availability:

• 【HIGH QUALITY MATERIAL】 Made of 100% stainless steel, these clamps are corrosion resistant and anti-rust.
• 【SPECIAL DESIGN】 Special cochlear design provides a strong thermal expansion compensation function, which compensates for the dimensional change caused by the change of the hose, so that the pipe is always in a good sealing and fastening state. Narrow band design to provide a more centralized seal pressure, the clamping effect is obvious and stronger than that of the traditional screw type clamp.
• 【COMPLETE SPECIFICATIONS】This single ear hose clamp set covers 8 common sizes items : 6-7mm, 7-8.7mm, 8.8-10.5mm, 10.3-12.8mm, 12.8-15.3mm, 15.3-18.5mm, 17.8-21.0mm, 20.3-23.5mm, which are widely used in hoses and plastic pipes, especially suitable for beverage, automotive, marine, motorcycle, and industrial applications.
• 【CRIMPING PLIER TOOL】An useful Ear Clamp Pincer are included in this kit, with plastic coated handle, which is convenient for your installation widely applied to single ear hose clamps, double ear clamps, stepless clamps, etc.

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