The deerstalker is famously associated with the fictional detective Sherlock Holmes. When she dressed up as Holmes, she needed a deerstalker to complete her costume.
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Hunter's Gear
Originally designed for hunting, the deerstalker signifies outdoor activities in rural settings. He grabbed his deerstalker before heading out for a day of tracking deer.
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Ear Flaps
Deerstalkers have distinctive ear flaps that can be tied up over the crown or under the chin. The ear flaps on his deerstalker kept his ears warm in the chilly weather.