Our own branded, fully rubberized Lipo straps, grips batteries, and keep them in place.  Helps in crashes, preventing detachment.  Now stronger than ever with metal buckle.  Comes in packs of 4.  Buy as many as you like, useful for so many things.

Specifications:

• 250mm x 20mm

Includes:
4x Defiance RC Rubberized Lipo Straps