... constant current power supply, glare is avoid, soft luminescence, stabilization, continuity, show you natural ... Hard tube: ABS, PVC, PC, PMMA, PS, HDPE, PP, PET, HIPS, POM tube etc. 2. Soft tube: PU ... , PVC, EVA, LDPE, PA, TPR, TPE tube etc. 3. ... Structural matter: all kinds of plastic extrusive shaped tube ...