diff --git a/NEWS.md b/NEWS.md
index 5ae5e18b..2c404548 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -2,6 +2,8 @@
 
 * `prop_terms()` is a new parameter object used for recipes that do supervised feature selection (#395). 
 
+* `batch_size()` now has a specific default parameter range instead of an unknown default range. `get_batch_sizes()` is deprecated (#398).
+
 # dials 1.4.1
 
 * Two new parameters, `cal_method_class()` and `cal_method_reg(),` to control which method is used to calibrate model predictions (#383).
diff --git a/R/finalize.R b/R/finalize.R
index e1fa613f..347ef9d5 100644
--- a/R/finalize.R
+++ b/R/finalize.R
@@ -273,9 +273,16 @@ get_rbf_range <- function(object, x, seed = sample.int(10^5, 1), ...) {
   range_set(object, rng)
 }
 
+#' Get batch sizes
+#'
+#' `r lifecycle::badge("deprecated")`
+#'
+#' @inheritParams finalize
+#' @keywords internal
 #' @export
-#' @rdname finalize
 get_batch_sizes <- function(object, x, frac = c(1 / 10, 1 / 3), ...) {
+  lifecycle::deprecate_warn("1.4.2", "get_batch_sizes()")
+
   rngs <- range_get(object, original = FALSE)
   if (!is_unknown(rngs$lower) & !is_unknown(rngs$upper)) {
     return(object)
diff --git a/R/param_network.R b/R/param_network.R
index 64100445..5d37b01c 100644
--- a/R/param_network.R
+++ b/R/param_network.R
@@ -67,7 +67,7 @@ hidden_units_2 <- function(range = c(1L, 10L), trans = NULL) {
 #' @export
 #' @rdname dropout
 batch_size <- function(
-  range = c(unknown(), unknown()),
+  range = c(2L, 7L),
   trans = transform_log2()
 ) {
   new_quant_param(
@@ -76,6 +76,6 @@ batch_size <- function(
     inclusive = c(TRUE, TRUE),
     trans = trans,
     label = c(batch_size = "Batch Size"),
-    finalize = get_batch_sizes
+    finalize = NULL
   )
 }
diff --git a/man/dropout.Rd b/man/dropout.Rd
index fcb14d83..9026d276 100644
--- a/man/dropout.Rd
+++ b/man/dropout.Rd
@@ -16,7 +16,7 @@ hidden_units(range = c(1L, 10L), trans = NULL)
 
 hidden_units_2(range = c(1L, 10L), trans = NULL)
 
-batch_size(range = c(unknown(), unknown()), trans = transform_log2())
+batch_size(range = c(2L, 7L), trans = transform_log2())
 }
 \arguments{
 \item{range}{A two-element vector holding the \emph{defaults} for the smallest and
diff --git a/man/finalize.Rd b/man/finalize.Rd
index c7d6a442..3958c318 100644
--- a/man/finalize.Rd
+++ b/man/finalize.Rd
@@ -13,7 +13,6 @@
 \alias{get_n_frac_range}
 \alias{get_n}
 \alias{get_rbf_range}
-\alias{get_batch_sizes}
 \title{Functions to finalize data-specific parameter ranges}
 \usage{
 finalize(object, ...)
@@ -39,8 +38,6 @@ get_n_frac_range(object, x, log_vals = FALSE, frac = c(1/10, 5/10), ...)
 get_n(object, x, log_vals = FALSE, ...)
 
 get_rbf_range(object, x, seed = sample.int(10^5, 1), ...)
-
-get_batch_sizes(object, x, frac = c(1/10, 1/3), ...)
 }
 \arguments{
 \item{object}{A \code{param} object or a list of \code{param} objects.}
diff --git a/man/get_batch_sizes.Rd b/man/get_batch_sizes.Rd
new file mode 100644
index 00000000..ceeaf181
--- /dev/null
+++ b/man/get_batch_sizes.Rd
@@ -0,0 +1,26 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/finalize.R
+\name{get_batch_sizes}
+\alias{get_batch_sizes}
+\title{Get batch sizes}
+\usage{
+get_batch_sizes(object, x, frac = c(1/10, 1/3), ...)
+}
+\arguments{
+\item{object}{A \code{param} object or a list of \code{param} objects.}
+
+\item{x}{The predictor data. In some cases (see below) this should only
+include numeric data.}
+
+\item{frac}{A double for the fraction of the data to be used for the upper
+bound. For \code{get_n_frac_range()} and \code{get_batch_sizes()}, a vector of two
+fractional values are required.}
+
+\item{...}{Other arguments to pass to the underlying parameter
+finalizer functions. For example, for \code{get_rbf_range()}, the dots are passed
+along to \code{\link[kernlab:sigest]{kernlab::sigest()}}.}
+}
+\description{
+\ifelse{html}{\href{https://lifecycle.r-lib.org/articles/stages.html#deprecated}{\figure{lifecycle-deprecated.svg}{options: alt='[Deprecated]'}}}{\strong{[Deprecated]}}
+}
+\keyword{internal}
diff --git a/tests/testthat/_snaps/finalize.md b/tests/testthat/_snaps/finalize.md
index d8ed570f..11186691 100644
--- a/tests/testthat/_snaps/finalize.md
+++ b/tests/testthat/_snaps/finalize.md
@@ -46,6 +46,14 @@
       Error in `get_n_frac()`:
       ! Cannot determine number of columns. Is `x` a 2D data object?
 
+# `get_batch_size() is deprecated
+
+    Code
+      bsizes <- get_batch_sizes(batch_size(), iris, frac = c(0.3, 0.7))
+    Condition
+      Warning:
+      `get_batch_sizes()` was deprecated in dials 1.4.2.
+
 # estimate sigma
 
     Code
diff --git a/tests/testthat/test-finalize.R b/tests/testthat/test-finalize.R
index a221bcdd..790df1c9 100644
--- a/tests/testthat/test-finalize.R
+++ b/tests/testthat/test-finalize.R
@@ -54,12 +54,33 @@ test_that("estimate rows", {
     list(lower = 16, upper = 37)
   )
 
+  expect_equal(get_n_frac(mtry(c(1, 2)), mtcars), mtry(c(1, 2)))
+})
+
+test_that("`get_batch_size() is deprecated", {
+  expect_snapshot(
+    bsizes <- get_batch_sizes(batch_size(), iris, frac = c(.3, .7))
+  )
+})
+
+test_that("`get_batch_size() works", {
+  withr::local_options(lifecycle_verbosity = "quiet")
+  mock_batch_size_with_unknown <- new_quant_param(
+    type = "integer",
+    range = c(unknown(), unknown()),
+    inclusive = c(TRUE, TRUE),
+    trans = transform_log2(),
+    label = c(batch_size = "Batch Size"),
+    finalize = get_batch_sizes
+  )
   expect_equal(
-    get_batch_sizes(batch_size(), iris, frac = c(.3, .7))$range,
+    get_batch_sizes(
+      mock_batch_size_with_unknown,
+      iris,
+      frac = c(.3, .7)
+    )$range,
     list(lower = log2(45), upper = log2(105))
   )
-
-  expect_equal(get_n_frac(mtry(c(1, 2)), mtcars), mtry(c(1, 2)))
 })