The Sol-Vet Butterfly Needle features a removeable multi-sample luer adapter, making its application flexible across multiple uses. The Sol-Care Safety Blood Collection Needle is a safety-engineered device with a sliding safety shield that clicks when activated, telling you the needle is safely locked. •Thin-walled needle minimizes patient discomfort •Transparent design allows for clear visualization of blood flow •Available as a safety engineered (SOL-CARE™ Safety Blood Collection Needle) •Available with or without pre-attached blood collection tube holder