1. Zinc alloy and stainless steel material 
2. Durable, it may work for a long time 
3. Without Fitbit Flex 2 host 
4. Comfortable to wear
Specification:
  
| General | 
  
| Compatible with | 
   
Fitbit: Flex 2   
 | 
     
 
  
| Material | 
                Zinc alloy + stainless steel                 | 
     
 
 |   
  
| Package Weight | 
  
| One Package Weight | 
0.03kgs / 0.07lb | 
     
 
  
| One Package Size | 
8cm * 8cm * 3cm / 3.15inch * 3.15inch * 1.18inch | 
     
 
  
| Carton Weight | 
2.40kgs / 5.29lb | 
     
 
  
| Carton Size | 
40cm * 32cm * 15cm / 15.75inch * 12.6inch * 5.91inch | 
     
 
  
| Loading Container | 
20GP: 1388 cartons * 100 pcs = 138800 pcs 40HQ: 3224 cartons * 100 pcs = 322400 pcs 
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