Artists Yarn Bomb downtown San Mateo trees

TREES DECORATED WTH HAND KNIT SWEATERS

United American Bank volunteer Sharon Ingram, right, attaches a hand knit sweater around a tree on 3rd Avenue in San Mateo, Calif., on Tuesday, Dec. 3, 2013. The Downtown Art Project paired vlolunteers from sponsor United American Bank with local artists to install the sweaters on 35 trees and saftey pylons along the road in downtown San Mateo. (John Green/Bay Area News Group)

TREES DECORATED WTH HAND KNIT SWEATERS

Fiber artist Lorna Watt attaches a hand knit sweater around a tree on 3rd Avenue in San Mateo, Calif., on Tuesday, Dec. 3, 2013. The Downtown Art Project paired vlolunteers from sponsor United American Bank with local artists to install the sweaters on 35 trees and saftey pylons along the road in downtown San Mateo. (John Green/Bay Area News Group)

TREES DECORATED WTH HAND KNIT SWEATERS

Fiber artist Lorna Watt attaches a hand knit sweater around a tree on 3rd Avenue in San Mateo, Calif., on Tuesday, Dec. 3, 2013. The Downtown Art Project paired vlolunteers from sponsor United American Bank with local artists to install the sweaters on 35 trees and saftey pylons along the road in downtown San Mateo. (John Green/Bay Area News Group)

TREES DECORATED WTH HAND KNIT SWEATERS

Alex Galloway, with United American Bank, sews a hand knit sweater around one of the trees that line 3rd Avenue in San Mateo, Calif., on Tuesday, Dec. 3, 2013. The Downtown Art Project paired vlolunteers from sponsor United American Bank with local artists to install the sweaters on 35 trees and saftey pylons along the road in downtown San Mateo. (John Green/Bay Area News Group)

TREES DECORATED WTH HAND KNIT SWEATERS

Loan officer Alex Galloway, left, and United American Bank CEO John Schrup, right, attach a hand knit sweater around one of the 35 trees in the downtown district in San Mateo, Calif., on Tuesday, Dec. 3, 2013. The Downtown Art Project paired vlolunteers from sponsor United American Bank with local artists to install the sweaters on 35 trees and saftey pylons along the road in downtown San Mateo. Sisters Lorna and Jill Watt hand loomed nearly 40 miles of yarn for over 50 hours in their downtown home studio. (John Green/Bay Area News Group)

TREES DECORATED WTH HAND KNIT SWEATERS

Fiber artist Lorna Watt sews a hand knit sweater around a tree on 3rd Avenue in San Mateo, Calif., on Tuesday, Dec. 3, 2013. The Downtown Art Project paired vlolunteers from sponsor United American Bank with local artists to install the sweaters on 35 trees and saftey pylons along the road in downtown San Mateo. (John Green/Bay Area News Group)

TREES DECORATED WTH HAND KNIT SWEATERS

United American Bank volunteer Kristin Jensen, middle, sews a hand knit sweater around a tree on 3rd Avenue in San Mateo, Calif., on Tuesday, Dec. 3, 2013. The Downtown Art Project paired vlolunteers from sponsor United American Bank with local artists to install the sweaters on 35 trees and saftey pylons along the road in downtown San Mateo. (John Green/Bay Area News Group)

TREES DECORATED WTH HAND KNIT SWEATERS

Trees covered with hand knit sweaters on 3rd Avenue in San Mateo, Calif., on Tuesday, Dec. 3, 2013. The Downtown Art Project paired vlolunteers from sponsor United American Bank with local artists to install the sweaters on 35 trees and saftey pylons along the road in downtown San Mateo. (John Green/Bay Area News Group)