His fleshjack dildo is listed as 22.2 cm = 8.7 inches. The guys all got their molds made on camera so seems that's most accurate.
https://www.amazon.com/HE23254-FLESHJACK-BOYS-EVANS-REALISTIC/dp/B00IOMNRAQ
https://www.amazon.com/HE23254-FLESHJACK-BOYS-EVANS-REALISTIC/dp/B00IOMNRAQ