First time pen user - help with recs

[retaluver314]

Hi first time buying a pen and filtering. Are these good choices? Better options? Im good with a manual pen for now. Running two peptides right now.

goodlifesupplies.com
3ml-pen-cartridge

goodlifesupplies
v4 pen 3 Combo

goodlifesupplies
32g 4mm - 100pk

Biologix
Sterile Syringe FIlter, PES, 13mm, 0.22, Female Luer Lock and Male Luer Slip SKU 08-PES1322R

Thank you!