1. Specifications:

SLK Clear Drum Heads

Size: 6" 8" 10" 12" 14" 16" 18" 20" 22" 24" 26" 28"
Thickness: 0.188 mm and 0.250 mm
Material: Mylar (PET)

SPX Semi-Clear Drum Heads

Thickness: 0.188 mm/ 0.250 mm

Size: 6" 8" 10" 11" 12" 13" 14" 16" 18" 20" 22" 24" 25" 26" 28"

Material: Mylar/ PET

SPC Porcelain white Drum Heads

Size: 6" 8" 10" 12" 14" 16" 18" 20" 22" 24" 26" 28"
Thickness: 0.188 mm and 0.250 mm
Material: Mylar (PET)

SRK Black Drum Heads

Thickness: 0.188 mm and 0.250 mm

Size: 6" 8" 10" 11" 12" 13" 14" 16" 18" 20" 22" 24" 25" 26" 28"

Material: Mylar (PET)
Color: Black

2. Packing:  

1) for sandblast drum heads (thickness: 0.175-0.188mm)

Size Packing size (inch)
8'' 9'' x 9'' x 13.4''
10" 11" x 11" x 13.4"
12" 13" x 13" x 13.4"
13" 14" x 14" x 13.4"
14" 15" x 15" x 13.4"
16" 17" x 17" x 13.4"
20" 21" x 21" x 7.5"
22" 23" x 23" x 7.5"
28'' 29'' x 29'' x 7.5''

2) for common drum heads

Size Packing size (inch)
10" 11" x 11" x 13.4"
12" 13.1" x 13.1" x 13.4"
13" 14" x 14" x 13.4"
14" 15" x 15" x 13.4"
16" 17" x 17" x 13.4"
20" 21" x 21" x 7.5"
22" 23" x 23" x 7.5"

Note: 
25 PCS in one pack for heads above 16"; 
50 PCS in one pack for heads under 16" (including 16"). 

3. Shipping Details:

1. For small Qty, By Express(Fedex, TNT, DHL, UPS,EMS)
2: For big Qty: By sea (XINGANG,CHINA PORT), or by air( Beijing Capital International Airport)

4. Do OEM