傘持って

take an umbrella

→ 傘
phrase Rare #45,486
take an umbrella The を particle is often omitted in casual speech. This phrase commonly continues with a verb meaning take or bring.
JA: 雨が降りそうだから、傘持って行こう。
EN: It looks like rain, so let’s take an umbrella.

念のため傘持って行ったら?

Why don't you take an umbrella, just in case?