Description:

Replacement sport wrist band special designed for Polar M400 M430 fitness smart bracelet.
This silicone bands is made of high quality silicone materials, comfortable and durable.
Precise multiple holes design, let you adjust to suitable length , you don't have to worry about improper size.
Come with a secure watch-style clasp / buckle to keep the band from coming loose and falling off, just enjoy your exercise, enjoy your life.
Light weight, strong toughness, unique breathing hole design, smoother movement.

Specification:

Material: Silicone
Size: 245x21.2mm

Package Includes:

1 Piece Replacement Sport Wrist Band