Since James and I found different answers. I do not show a Holster in this UPC # package (Mine was checked using the UPC and model number for the specific gun listed) . I suggest contacting sig with the UPC to be 100% sure 603-610-3000 option 1

Mike, this includes (2) 10rd Magazines, owners manual, warranty registration card, medium grip module, cable lock, orange plastic chamber block and kydex holster in a hard plastic case. Unbox video of same pistol but different color/mag capacity here : youtube.com/watch?v=e3XMdr_u7wA

2 mags, medium grip module, paperwork and a plastic case UPC:
798681553372
Description:
SIG P320 NIT PST 9MM 10R NS MA
Brand:
Sig Sauer
Model:
P320 Nitron Compact MA Certified
Type:
Pistol: Semi-Auto
Caliber:
9MM
Finish:
Matte Black Nitron
Action:
Double Action Only
Stock:
Stainless Frame With Polymer Modular Grip
Sight:
FT: 1-Dot RR: 2-Dot
Barrel Length:
3.9
Overall Length:
7.2
Weight:
25.8 oz
Capacity:
10+1
# of Mags:
2
Safety:
Manual Safety
Receiver:
Aluminum
Packaging:
Plastic Case
Features:
Integral M1913 Accessory Rail;
Modular Striker Fired Pistol