Nylon is the most elastic material used in rope making, a feature which could could come in handy, especially in nautical environments.
5 8 Inch X 100 Ft. White 3-Strand Twisted Nylon Rope, From Erin Rope Corp.
3/8 Twisted Nylon Rope White
Manufactured with modern machinery and synthetic materials offering superior strength and durability, this 3-strand twisted nylon anchor line with
Seachoice Anchor Line Rope, 3-Strand Twisted, White, Nylon, 3/8 In. X 50 Ft.
Rope Polypropylene 3 strand Industrial 5/8 x 600' Yell/Gr Tensile
Kingcord 3/8 x 50' White Nylon Twisted Rope
Solid Braided Nylon Rope - 3/8 x 500', White S-12868 - Uline
Nylon 3 Strand ropes - Lowest prices, free shipping
Everbilt 3/8-inch Nylon Heavy-Duty Smooth Braid Rope with 200 lb
Twisted Polypropylene Rope - Yellow - 3/4 x 100' from KINGCORD
3/8 3-Strand Nylon — Knot & Rope Supply
Nylon is the strongest synthetic material for commonly used DIY rope. Nylon has significant elasticity and is best used for absorbing shock loads such
Nylon Smooth Braid Rope - White - 3/8 x 50
All Gear - All Marine
Red & White 3-Strand Twisted Polypropylene – Phoenix Rope & Cordage