hook.Add("Move", "ice", function(ply, mov)
    if ply:IsOnGround() and ply:GetGroundEntity():IsValid() and ply:GetGroundEntity():GetModel() == "*80" then
    local vel = mov:GetVelocity()
    local len = vel:Length()
    mov:SetVelocity(vel:Normalize() * math.min(len * 1.3, 1000))
    end
end)