Manufacturer Description

This is the #400 Sanding Sponge Sheet from Tamiya.

FEATURES:
Ideal for removing protrusions on plastic models and finishing
    materials such as wood and metal
Suitable for wet sanding
Abrasive coating attached to a sponge base for curved surfaces and
    hard-to-reach areas
May be cut to desired size
Aluminum oxide abrasive material

INCLUDES:
#400 Sanding Sponge Sheet

SPECS:
Dimensions: 4.5 x 5.5" (114 x 140mm)
Thickness: 0.196" (5mm)

BOX DIMENSIONS: 5.13" W. X .25" H. X 7.00" L.
BOX WEIGHT: .03 LBS.