Standard Shoe Mount Type - 10pcs of 2 spirit bubble level and 10pcs of 1 hot shoe level for SLR/DSLR Cameras camera flash mounts and hot shoes.( Not work for and ) 2 Hot Shoe Spirit Bubble Level- Ideas for landscapes and architectural photography, the hot shoe bubble spirit level allows positioning of horizontal and vertical simultaneously. 2 form factor ensures your levels are easy to read at all times. 1 Hot Shoe Cover- Innovative circular design takes up less space and help protect your camera hot shoe, prevent scratches, hits, moisture, dust and keep clean. Great for perspective control, tilting and panning video , real estate photography. Take higher accuracy, level photos with our hot shoe cover / hot shoe bubble level / hot shoe level Manufactured from crystal clear plastic ensuring our hot shoe are small in size and light weight. Clearly see the level direction so you can adjust your accordingly colour: as shown Material: Plastic Package Contents: 10 x 2 hot shoe level 10 x 1 hot shoe cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.