Feature 1The safety pressure relief valve is made of highquality PP material, which is environmentally friendly and durable to use. 2Explosionproof, corrosionresistant, wearresistant, stable and reliable, perfectly suitable for 3L / 5L / 8L backpack sprayers. 3All finishes are nontoxic and have strong applicability, which is an excellent replacement part for garden irrigation sprayers. 4It is easy to install and disassemble, and can directly replace the old or damaged bleed valve to improve safety and stability. 5Automatic safe valve, exquisite workmanship, strong practicability, improve the performance of the garden sprayer.Item Type: Pressure Relief ValveMaterial: PPWeight: Approx. 7g / 0.2ozColor: BlueApplication: 3L / 5L / 8L shoulder backpack sprayersProduct Size: Approx. 5x2.3x2.3cm / 2.0x0.9x0.9in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Pressure Relief ValveNote1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.