Specification - Color: Black - Material: Plastic - Size of Spirit Level Cover: 19 x 16 x 6 mm (L x W x H) / 0.75 x 0.63 x 0.24 in - Universal Cover Size: 21 x 18 x 5 mm (L x W x H) / 0.83 x 0.71 x 0.20 in - Package List: 8 x flash shoe level caps, 4 x universal hot shoe covers Advantage - Hot shoe protective cap contains high precision round spirit level beads to help keep the camera level for stable photos - Dust cap with silicone rubber base prevents bending or damage to the hot shoe, extending its service life - Versatile protection cap also suitable for flash tripods and other studio accessories Instructions - Easy to install and convenient to use. Simply slide into the camera hot shoe - Universal hot shoe spirit level cover fits all types of SLR digital cameras and ordinary digital cameras with a hot shoe connector Application - Keeps dust, dirt and moisture away from the hot shoe, protecting it from bending or damage while also serving as a spirit level for the camera - Useful replacement accessory suitable for DSLR/SLR cameras of various brands and models - Practical for outdoor shoots with tripods or external flashes, and convenient for use across multiple camera bodies thanks to the universal cover