【Superb Material】These adjustable hose clamps are made of exceptional stainless steel material with smooth edges, rust and corrosion resistant, sturdy, will not rust or crack, and durable for long term use. 【Adjustable Design】Simply loosen the screw of the hose clamp with a screwdriver, then thread the hose through the hose clamp and adjust the fit size, tighten the screw. The diameter range of the stainless steel hose clamp is 21-38mm. 【Prevent Leakage】Save time by attaching the hose clamp to the hose nipple to prevent liquid leakage. And the solid locking structure can firmly lock the hose without loosening or slipping, effectively preventing leakage. 【Widely Used】Widely used for fixing hoses, pipes, cables, pipes, fuel lines, etc. Perfect for use in automotive, industrial, shipping, signage, home, etc. The hose clamp is suitable for both home and outdoor use. 【Package Includes】You will receive 12 pieces 21-38mm adjustable stainless steel hose clamps. The hose clamps are flexible