3M H10A Peltor Optime 105 Over the Head Earmuff, Ear Protectors, Hearing Protection, NRR 30 dB
| Country | USA |
| Brand | HarperCollins Children's Books |
| Manufacturer | Harpercollins Pub Ltd |
| Binding | Paperback |
| PartNumber | 9780003154528 |
| Height | 10.15746 |
| Length | 7.874 |
| Weight | 0.31305641204 |
| Width | 0.07874 |
| ReleaseDate | 0000-00-00 |