Check the listing for details. Bungee Shock Cord 3/8" 50Ft Polyester Marine Grade Bungee Cord Elastic String. Color: Black, Condition: New. Listed at 42.35 USD. MARINE-GRADE BUNGEE CORD - Our bungee cord is filled with latex cord and tightly woven with polyester to provide industrial-grade strength, strong load-bearing capacity and excellent elasticity. The elastic rope is waterproof, wear-resistant, very durable and not easy to break, has good weather resistance and has a long service life.3/8" x 50FT BUNGEE CORD - Our elastic cord offers ample length and thickness for a variety of applications. Can be cut to desired length with scissors.SUPERIOR ELASTICITY - The bungee cord's latex filling provides excellent elasticity and effective shock absorption, allowing it to stretch and rebound effectively, and ensuring items stay in place during transportation or storage, making it suitable for activities that require flexibility and elasticity.