This is a replacement upper (waterproof part) for GULL snorkels. Although it is new and unused, it appears to have some yellowing due to age. Please understand this before purchasing. ■ Part Number GP-7205B ■ Color Clear ■ Compatible Snorkels Canal Stable, Layla Stable, Canal Dry SP, Layla Dry SP, Canal Flex SP ■ Material Plastic resin