LiteTouch 10mL Luer Lock Syringe, Sterile

I bought 1 ml syringes on and I wonder of I should use them?? there's a black plastic thingy where the T would be : r/TestosteroneKickoff

Luer Lock Tip Syringes 10 ml by Medline

BH Supplies 10ml Luer Lock Tip Syringes (No Needle) - Sterile, Individually Wrapped - 100 Syringes : Industrial & Scientific

10ml Syringes Without Needle, 10cc Disposable Plastic Sterile Syringe with Luer Lock, Non-Sterile Oil Syringe, Glue Syringe, Epoxy Syringe, Ink Syringe, Lab Syringes (Pack of 12) : Industrial & Scientific

Litetouch 1ml Luer Lock Syringe, Sterile, Indonesia

LiteTouch 20mL Luer Lock Syringe, Sterile, Saudi Arabia

10CC Lite Touch Luer Lock Syringe 10ml – 100 Sterile Syringes No needle – CDE

SciencePurchase Plastic Luer Lock Syringe without Needle, 10cc (Pack of 100): : Industrial & Scientific

10ml Syringe Sterile with Luer Slip Tip, BH SUPPLIES - (No Needle) Individually Sealed - 100 Syringes

Luer-Lok™ Syringes