Both retailers and brands are realizing that the use of standard needles could lead to damage of the product. 
 
Material: All Steel
Nominal Length: 1.1" (28mm)
Effective Length: 0.35" (9mm)
Outside Diameter: 0.055" (1.4mm)
Shortest Effective Fastener: 0.23" (6mm)
Includes 4 Needles Per Pack
Compatible Tools Include: Mark III™ Fine Fabric™ Pistol-Grip Tool (10312-0), Fine Fabric™ Scissor Grip Tool (08946-1), Dry Cleaning Kit (10346-0), Fine Fabric™ Soft Grip Tool (16001-0), Mark II™ Industrial Fine Fabric Short E-Rod Tool for Short Needle (SPU2M04)
Compatible Fasteners Include: All Fine Fabric™ Fastener 50 and 100 Clips