COMPATIBLE WITH: Polar M400 / M430 – PLEASE NOTE: “Since the models may differ slightly in construction, we request that you safely remove any plastic parts on the fitness tracker before mounting the bracelet.
SOFT MATERIAL: TPU silicone strap in anthracite is flexible, waterproof and durable; protects smart watch from scratches and wear and tear
TPU; Silicone

ADJUSTABLE DESK HEIGHT – Alpcour Bike Trainer Fitness Desk was designed taking into consideration variables such as desk height that will be suitable for every user. It was designed to be adjustable allowing it to be raised from 33.5” to 47”. With this, it is compatible with any size of bike and user while accommodating various functions.
LOCKABLE WHEELS FOR MOVABILITY – For portability, ease of usage, and floor preservation, Alpcour Bike Training Fitness Desk was manufactured to be lightweight and equipped with lockable wheels. With this, it is easier to move around or fix its position. The tires also ensure that moving the equipment will not cause any damage to the floor.
ESSENTIAL DESIGN – Alpcour Bike Training Fitness Desk was carefully designed to provide the best service that can be offered. It was designed with built-in tablet and cellphone slots, a non-slip surface to accommodate your important items such as gadgets while avoiding incidents of falling. Lastly it has holes which is a specially placed inlet for cables and chords of chargers and other accessories.

[Compatibility]: The Metal Replacement Strap Band perfectly Compatible with Fitbit Charge 2 and Charge 2 HR activity tracker. (The tracker not included.)
[The NEWEST DESIGN]: Bling Rhinestone Glitter Diamonds fully inlaided, definitely luxury & elegant, full of fashion creativity, the watch strap brings new different visual surprise and enjoyment for you.
Fastening: button

Compatible with Fitbit Charge 5 Strap – The crystal bling glitter diamonds rhinestones jewelry metal replacement strap is specially designed for Fitbit Charge 5, NOT Fit for Fitbit Charge 4/3/2. (The Fitness Tracker is not included).
Premium Material & Unique Design – The wrist strap compatible with fitbit charge 5 fitness tracker is made of bling glitter diamond metal material, which can prevent skin from irritation and bring you a comfortable wearing experience. Professional polishing and unique stylish design to personalize your smartwatch and fit your mood, outfit in daily life, dress up your watch and highlight your unique taste.
Adjustable Wristband Length – The watch strap is composed of many adjustable detachable links, which makes it convenient to adjust the lenght of watch strap to fit your wrist. This watch strap fits 5.5″-8.1″(140mm-205mm) wrists, suitable for both women and girls. Please confirm your wrist size when you order. Please choose the correct watch model and size before purchase.