Sealing Proof, 3/4", Flexible, Non-Metallic, Liquid Tight Electrical Line Type B UL Listed, 3/4" Diameter, 6ft : Amazon.de: DIY & Tools
ITCC - Liquid Tight Flexible Metal Conduit, 1 1/2", 15M/Roll
Sealproof 1/2-Inch Flexible Nonmetallic Liquid-Tight Electrical Conduit Type B, UL Listed, 1/2" Dia, 25 Feet, Made in USA - Amazon.com
HYDROMAXX 2 in. Dia x 25 ft. Non-Metallic UL Liquid Tight Electrical Conduit Kit with 2 Straight and 2 Angle Fittings Included 4105200025K - The Home Depot