An important accessory for any cave diver, the Mares XR Cookie shaped line markers from are great for marking lines, indicating junctions or jumps whilst cave diving, keeping you and your buddy safe. 

Made from durable ABS, they have notched edges for easy attachment while wearing gloves, holes for clips or attachments and space for notes. 

These markers come in packs of 5 and are available in lime, white or orange.