The PLLA screw thread can hold the twisted shape better and longer due to its high elasticity.
Poly-L-Lactic Acid (PLLA) is an absorbable, semi-permanent, injectable implant that can gradually restore volume and stimulate collagen formation
This pack consists of 100 threads.
Needle: L 50mm
Thread L 80mm
Needle Type: Needle
BD Luer-Slip Tip Syringes 50ml Plastipak (300866) (Single) 
BD Microlance Hypodermic Needle (26G, Brown, 16mm) (1 x 100) 
BD Luer-Lok Tip Syringes 20ml Plastipak (300629) (1 x 120) 
BD Luer-Lok Tip Syringes 10ml Plastipak (305959) (Single)